55510111164 has 48 divisors (see below), whose sum is σ = 132007034880. Its totient is φ = 18148802880.

The previous prime is 55510111147. The next prime is 55510111177. The reversal of 55510111164 is 46111101555.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2481349 + ... + 2503619.

It is an arithmetic number, because the mean of its divisors is an integer number (2750146560).

Almost surely, 2^55510111164 is an apocalyptic number.

It is an amenable number.

55510111164 is an abundant number, since it is smaller than the sum of its proper divisors (76496923716).

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

55510111164 is a wasteful number, since it uses less digits than its factorization.

55510111164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26250 (or 26248 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 30.

The spelling of 55510111164 in words is "fifty-five billion, five hundred ten million, one hundred eleven thousand, one hundred sixty-four".