56577220580 has 96 divisors (see below), whose sum is σ = 122034705408. Its totient is φ = 22027824000.

The previous prime is 56577220541. The next prime is 56577220621. The reversal of 56577220580 is 8502277565.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32835599 + ... + 32837321.

It is an arithmetic number, because the mean of its divisors is an integer number (1271194848).

Almost surely, 2^56577220580 is an apocalyptic number.

It is an amenable number.

56577220580 is an abundant number, since it is smaller than the sum of its proper divisors (65457484828).

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

56577220580 is a wasteful number, since it uses less digits than its factorization.

56577220580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097 (or 2095 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 56577220580 in words is "fifty-six billion, five hundred seventy-seven million, two hundred twenty thousand, five hundred eighty".