56815260004 has 12 divisors (see below), whose sum is σ = 100209593344. Its totient is φ = 28183947624.

The previous prime is 56815259983. The next prime is 56815260011. The reversal of 56815260004 is 40006251865.

It is a hoax number, since the sum of its digits (37) 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 3 ways as a sum of consecutive naturals, for example, 55920024 + ... + 55921039.

Almost surely, 2^56815260004 is an apocalyptic number.

It is an amenable number.

56815260004 is a deficient number, since it is larger than the sum of its proper divisors (43394333340).

56815260004 is a wasteful number, since it uses less digits than its factorization.

56815260004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111841194 (or 111841192 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 56815260004 in words is "fifty-six billion, eight hundred fifteen million, two hundred sixty thousand, four".