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4257074664 = 2333371733079
BaseRepresentation
bin1111110110111101…
…1100110111101000
3101222200102210121000
43331233130313220
532204302342124
61542231515000
7210331352253
oct37557346750
911880383530
104257074664
11189500a227
129a9828a60
1352ac702bb
142c555209a
1519db056c9
hexfdbdcde8

4257074664 has 128 divisors (see below), whose sum is σ = 12218976000. Its totient is φ = 1372246272.

The previous prime is 4257074629. The next prime is 4257074677. The reversal of 4257074664 is 4664707524.

4257074664 is a `hidden beast` number, since 4 + 2 + 570 + 74 + 6 + 6 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1381077 + ... + 1384155.

It is an arithmetic number, because the mean of its divisors is an integer number (95460750).

Almost surely, 24257074664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4257074664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6109488000).

4257074664 is an abundant number, since it is smaller than the sum of its proper divisors (7961901336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4257074664 is a wasteful number, since it uses less digits than its factorization.

4257074664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3304 (or 3294 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The square root of 4257074664 is about 65246.2616860154. The cubic root of 4257074664 is about 1620.7041931661.

The spelling of 4257074664 in words is "four billion, two hundred fifty-seven million, seventy-four thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 37 54 72 74 108 111 148 173 216 222 296 333 346 444 519 666 692 888 999 1038 1332 1384 1557 1998 2076 2664 3079 3114 3996 4152 4671 6158 6228 6401 7992 9237 9342 12316 12456 12802 18474 18684 19203 24632 25604 27711 36948 37368 38406 51208 55422 57609 73896 76812 83133 110844 113923 115218 153624 166266 172827 221688 227846 230436 332532 341769 345654 455692 460872 532667 665064 683538 691308 911384 1025307 1065334 1367076 1382616 1598001 2050614 2130668 2734152 3075921 3196002 4101228 4261336 4794003 6151842 6392004 8202456 9588006 12303684 12784008 14382009 19176012 19708679 24607368 28764018 38352024 39417358 57528036 59126037 78834716 115056072 118252074 157669432 177378111 236504148 354756222 473008296 532134333 709512444 1064268666 1419024888 2128537332 4257074664