55310164 has 96 divisors (see below), whose sum is σ = 125991936. Its totient is φ = 20666880.

The previous prime is 55310149. The next prime is 55310183. The reversal of 55310164 is 46101355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 906694 + ... + 906754.

It is an arithmetic number, because the mean of its divisors is an integer number (1312416).

Almost surely, 2^55310164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55310164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62995968).

55310164 is an abundant number, since it is smaller than the sum of its proper divisors (70681772).

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

55310164 is a wasteful number, since it uses less digits than its factorization.

55310164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 55310164 is about 7437.0803411016. The cubic root of 55310164 is about 381.0087785560.

The spelling of 55310164 in words is "fifty-five million, three hundred ten thousand, one hundred sixty-four".