56558255788 has 6 divisors (see below), whose sum is σ = 98976947636. Its totient is φ = 28279127892.

The previous prime is 56558255729. The next prime is 56558255801. The reversal of 56558255788 is 88755285565.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7069781970 + ... + 7069781977.

Almost surely, 2^56558255788 is an apocalyptic number.

It is an amenable number.

56558255788 is a deficient number, since it is larger than the sum of its proper divisors (42418691848).

56558255788 is a wasteful number, since it uses less digits than its factorization.

56558255788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14139563951 (or 14139563949 counting only the distinct ones).

The product of its digits is 134400000, while the sum is 64.

The spelling of 56558255788 in words is "fifty-six billion, five hundred fifty-eight million, two hundred fifty-five thousand, seven hundred eighty-eight".