55626622889904 has 60 divisors (see below), whose sum is σ = 169829765342952. Its totient is φ = 16856552390400.

The previous prime is 55626622889869. The next prime is 55626622889939. The reversal of 55626622889904 is 40998822662655.

55626622889904 is a `hidden beast` number, since 5 + 56 + 266 + 228 + 8 + 9 + 90 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (55626622889869) and next prime (55626622889939).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17558907157 + ... + 17558910324.

Almost surely, 2^{55626622889904} is an apocalyptic number.

It is an amenable number.

55626622889904 is an abundant number, since it is smaller than the sum of its proper divisors (114203142453048).

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

55626622889904 is a wasteful number, since it uses less digits than its factorization.

55626622889904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35117817506 (or 35117817497 counting only the distinct ones).

The product of its (nonzero) digits is 895795200, while the sum is 72.

The spelling of 55626622889904 in words is "fifty-five trillion, six hundred twenty-six billion, six hundred twenty-two million, eight hundred eighty-nine thousand, nine hundred four".