55005164 has 12 divisors (see below), whose sum is σ = 97837488. Its totient is φ = 27051600.

The previous prime is 55005163. The next prime is 55005173. The reversal of 55005164 is 46150055.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (55005163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112472 + ... + 112959.

It is an arithmetic number, because the mean of its divisors is an integer number (8153124).

Almost surely, 2^55005164 is an apocalyptic number.

It is an amenable number.

55005164 is a deficient number, since it is larger than the sum of its proper divisors (42832324).

55005164 is a wasteful number, since it uses less digits than its factorization.

55005164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225496 (or 225494 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 55005164 is about 7416.5466357328. The cubic root of 55005164 is about 380.3071477925.

The spelling of 55005164 in words is "fifty-five million, five thousand, one hundred sixty-four".