55500560511100 has 36 divisors (see below), whose sum is σ = 120820996621024. Its totient is φ = 22129296958080.

The previous prime is 55500560511073. The next prime is 55500560511191. The reversal of 55500560511100 is 111506500555.

It is a congruent number.

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, 886559124 + ... + 886621723.

Almost surely, 2^{55500560511100} is an apocalyptic number.

55500560511100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55500560511100 is an abundant number, since it is smaller than the sum of its proper divisors (65320436109924).

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

55500560511100 is a wasteful number, since it uses less digits than its factorization.

55500560511100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773181174 (or 1773181167 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 55500560511100 in words is "fifty-five trillion, five hundred billion, five hundred sixty million, five hundred eleven thousand, one hundred".