56611514680 has 64 divisors (see below), whose sum is σ = 145748664000. Its totient is φ = 19386169344.

The previous prime is 56611514653. The next prime is 56611514681. The reversal of 56611514680 is 8641511665.

56611514680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56611514681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110176 + ... + 354064.

It is an arithmetic number, because the mean of its divisors is an integer number (2277322875).

Almost surely, 2^56611514680 is an apocalyptic number.

It is an amenable number.

56611514680 is an abundant number, since it is smaller than the sum of its proper divisors (89137149320).

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

56611514680 is a wasteful number, since it uses less digits than its factorization.

56611514680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244736 (or 244732 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 56611514680 in words is "fifty-six billion, six hundred eleven million, five hundred fourteen thousand, six hundred eighty".