55555500550504 has 64 divisors (see below), whose sum is σ = 109294004736000. Its totient is φ = 26439922713600.

The previous prime is 55555500550499. The next prime is 55555500550513. The reversal of 55555500550504 is 40505500555555.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460572169 + ... + 460692775.

It is an arithmetic number, because the mean of its divisors is an integer number (1707718824000).

Almost surely, 2^{55555500550504} is an apocalyptic number.

It is an amenable number.

55555500550504 is a deficient number, since it is larger than the sum of its proper divisors (53738504185496).

55555500550504 is a wasteful number, since it uses less digits than its factorization.

55555500550504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151154 (or 151150 counting only the distinct ones).

The product of its (nonzero) digits is 7812500, while the sum is 49.

The spelling of 55555500550504 in words is "fifty-five trillion, five hundred fifty-five billion, five hundred million, five hundred fifty thousand, five hundred four".