4487926464 has 252 divisors, whose sum is σ = 15753511800. Its totient is φ = 1214631936.

The previous prime is 4487926463. The next prime is 4487926481. The reversal of 4487926464 is 4646297844.

It is a tau number, because it is divible by the number of its divisors (252).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 4487926464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4487926463) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 532072 + ... + 540440.

Almost surely, 2^4487926464 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 4487926464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7876755900).

4487926464 is an abundant number, since it is smaller than the sum of its proper divisors (11265585336).

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

4487926464 is a wasteful number, since it uses less digits than its factorization.

4487926464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8420 (or 8400 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 54.

The square root of 4487926464 is about 66991.9880582746. The cubic root of 4487926464 is about 1649.4857857699.

The spelling of 4487926464 in words is "four billion, four hundred eighty-seven million, nine hundred twenty-six thousand, four hundred sixty-four".