56513477047504 has 20 divisors (see below), whose sum is σ = 115257749242240. Its totient is φ = 26769541759200.

The previous prime is 56513477047481. The next prime is 56513477047543. The reversal of 56513477047504 is 40574077431565.

It is a super-2 number, since 2×56513477047504² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 92949797472 + ... + 92949798079.

It is an arithmetic number, because the mean of its divisors is an integer number (5762887462112).

Almost surely, 2^{56513477047504} is an apocalyptic number.

It is an amenable number.

56513477047504 is an abundant number, since it is smaller than the sum of its proper divisors (58744272194736).

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

56513477047504 is a wasteful number, since it uses less digits than its factorization.

56513477047504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185899595578 (or 185899595572 counting only the distinct ones).

The product of its (nonzero) digits is 49392000, while the sum is 58.

The spelling of 56513477047504 in words is "fifty-six trillion, five hundred thirteen billion, four hundred seventy-seven million, forty-seven thousand, five hundred four".