56844288558 has 12 divisors (see below), whose sum is σ = 123162625248. Its totient is φ = 18948096180.

The previous prime is 56844288533. The next prime is 56844288617. The reversal of 56844288558 is 85588244865.

56844288558 is a `hidden beast` number, since 5 + 6 + 84 + 428 + 85 + 58 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 56844288495 and 56844288504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1579007998 + ... + 1579008033.

It is an arithmetic number, because the mean of its divisors is an integer number (10263552104).

Almost surely, 2^56844288558 is an apocalyptic number.

56844288558 is an abundant number, since it is smaller than the sum of its proper divisors (66318336690).

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

56844288558 is a wasteful number, since it uses less digits than its factorization.

56844288558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158016039 (or 3158016036 counting only the distinct ones).

The product of its digits is 98304000, while the sum is 63.

The spelling of 56844288558 in words is "fifty-six billion, eight hundred forty-four million, two hundred eighty-eight thousand, five hundred fifty-eight".