56577568284 has 96 divisors (see below), whose sum is σ = 155375115840. Its totient is φ = 17742495744.

The previous prime is 56577568277. The next prime is 56577568297. The reversal of 56577568284 is 48286577565.

56577568284 is a `hidden beast` number, since 5 + 6 + 577 + 56 + 8 + 2 + 8 + 4 = 666.

It is a congruent number.

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, 5967772 + ... + 5977244.

It is an arithmetic number, because the mean of its divisors is an integer number (1618490790).

Almost surely, 2^56577568284 is an apocalyptic number.

56577568284 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56577568284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77687557920).

56577568284 is an abundant number, since it is smaller than the sum of its proper divisors (98797547556).

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

56577568284 is a wasteful number, since it uses less digits than its factorization.

56577568284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756 (or 12748 counting only the distinct ones).

The product of its digits is 112896000, while the sum is 63.

The spelling of 56577568284 in words is "fifty-six billion, five hundred seventy-seven million, five hundred sixty-eight thousand, two hundred eighty-four".