56856267456 has 56 divisors (see below), whose sum is σ = 150460222320. Its totient is φ = 18948559872.

The previous prime is 56856267443. The next prime is 56856267529. The reversal of 56856267456 is 65476265865.

56856267456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56856267456.

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, 1133010 + ... + 1182126.

Almost surely, 2^56856267456 is an apocalyptic number.

It is an amenable number.

56856267456 is an abundant number, since it is smaller than the sum of its proper divisors (93603954864).

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

56856267456 is a wasteful number, since it uses less digits than its factorization.

56856267456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55161 (or 55151 counting only the distinct ones).

The product of its digits is 72576000, while the sum is 60.

The spelling of 56856267456 in words is "fifty-six billion, eight hundred fifty-six million, two hundred sixty-seven thousand, four hundred fifty-six".