5651848620 has 144 divisors (see below), whose sum is σ = 19137710592. Its totient is φ = 1338261120.

The previous prime is 5651848603. The next prime is 5651848633. The reversal of 5651848620 is 268481565.

5651848620 is a `hidden beast` number, since 5 + 6 + 5 + 18 + 4 + 8 + 620 = 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 a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51949 + ... + 118331.

It is an arithmetic number, because the mean of its divisors is an integer number (132900768).

Almost surely, 2^5651848620 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 5651848620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9568855296).

5651848620 is an abundant number, since it is smaller than the sum of its proper divisors (13485861972).

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

5651848620 is a wasteful number, since it uses less digits than its factorization.

5651848620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66452 (or 66447 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 5651848620 is about 75178.7777235039. Note that the first 4 decimals coincide. The cubic root of 5651848620 is about 1781.2717230222.

The spelling of 5651848620 in words is "five billion, six hundred fifty-one million, eight hundred forty-eight thousand, six hundred twenty".