10402564008 has 32 divisors (see below), whose sum is σ = 26021872800. Its totient is φ = 3465459648.

The previous prime is 10402563989. The next prime is 10402564013. The reversal of 10402564008 is 80046520401.

It is a super-3 number, since 3×10402564008³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87378 + ... + 168641.

It is an arithmetic number, because the mean of its divisors is an integer number (813183525).

Almost surely, 2^10402564008 is an apocalyptic number.

It is an amenable number.

10402564008 is an abundant number, since it is smaller than the sum of its proper divisors (15619308792).

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

10402564008 is a wasteful number, since it uses less digits than its factorization.

10402564008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257721 (or 257717 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 10402564008 in words is "ten billion, four hundred two million, five hundred sixty-four thousand, eight".