56558604084 has 96 divisors (see below), whose sum is σ = 140764377600. Its totient is φ = 17624304000.

The previous prime is 56558604073. The next prime is 56558604101. The reversal of 56558604084 is 48040685565.

It is a super-2 number, since 2×56558604084² (a number of 22 digits) contains 22 as substring.

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, 6233319 + ... + 6242385.

It is an arithmetic number, because the mean of its divisors is an integer number (1466295600).

Almost surely, 2^56558604084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56558604084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70382188800).

56558604084 is an abundant number, since it is smaller than the sum of its proper divisors (84205773516).

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

56558604084 is a wasteful number, since it uses less digits than its factorization.

56558604084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9453 (or 9451 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 51.

The spelling of 56558604084 in words is "fifty-six billion, five hundred fifty-eight million, six hundred four thousand, eighty-four".