55184664 has 32 divisors (see below), whose sum is σ = 145224000. Its totient is φ = 17426592.

The previous prime is 55184639. The next prime is 55184671. The reversal of 55184664 is 46648155.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60054 + ... + 60965.

It is an arithmetic number, because the mean of its divisors is an integer number (4538250).

Almost surely, 2^55184664 is an apocalyptic number.

It is an amenable number.

55184664 is an abundant number, since it is smaller than the sum of its proper divisors (90039336).

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

55184664 is a wasteful number, since it uses less digits than its factorization.

55184664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121047 (or 121043 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 55184664 is about 7428.6380986019. The cubic root of 55184664 is about 380.7203878423.

The spelling of 55184664 in words is "fifty-five million, one hundred eighty-four thousand, six hundred sixty-four".