55164003900 has 72 divisors (see below), whose sum is σ = 159635501424. Its totient is φ = 14707852800.

The previous prime is 55164003857. The next prime is 55164003929. The reversal of 55164003900 is 930046155.

It is a happy number.

55164003900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×55164003900³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2259760 + ... + 2284040.

It is an arithmetic number, because the mean of its divisors is an integer number (2217159742).

Almost surely, 2^55164003900 is an apocalyptic number.

55164003900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55164003900 is an abundant number, since it is smaller than the sum of its proper divisors (104471497524).

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

55164003900 is a wasteful number, since it uses less digits than its factorization.

55164003900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31871 (or 31864 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The spelling of 55164003900 in words is "fifty-five billion, one hundred sixty-four million, three thousand, nine hundred".