55576164 has 24 divisors (see below), whose sum is σ = 148203328. Its totient is φ = 15878880.

The previous prime is 55576133. The next prime is 55576187. The reversal of 55576164 is 46167555.

55576164 = 47² + 48² + ... + 550².

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, 330727 + ... + 330894.

Almost surely, 2^55576164 is an apocalyptic number.

It is an amenable number.

55576164 is an abundant number, since it is smaller than the sum of its proper divisors (92627164).

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

55576164 is a wasteful number, since it uses less digits than its factorization.

55576164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661635 (or 661633 counting only the distinct ones).

The product of its digits is 126000, while the sum is 39.

The square root of 55576164 is about 7454.9422532975. The cubic root of 55576164 is about 381.6185899114.

The spelling of 55576164 in words is "fifty-five million, five hundred seventy-six thousand, one hundred sixty-four".