56971044724 has 24 divisors (see below), whose sum is σ = 108773090496. Its totient is φ = 25893504000.

The previous prime is 56971044721. The next prime is 56971044749. The reversal of 56971044724 is 42744017965.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56971044721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465844 + ... + 575284.

It is an arithmetic number, because the mean of its divisors is an integer number (4532212104).

Almost surely, 2^56971044724 is an apocalyptic number.

It is an amenable number.

56971044724 is a deficient number, since it is larger than the sum of its proper divisors (51802045772).

56971044724 is a wasteful number, since it uses less digits than its factorization.

56971044724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121287 (or 121285 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 56971044724 in words is "fifty-six billion, nine hundred seventy-one million, forty-four thousand, seven hundred twenty-four".