55545584 has 20 divisors (see below), whose sum is σ = 110529384. Its totient is φ = 27021888.

The previous prime is 55545577. The next prime is 55545601. The reversal of 55545584 is 48554555.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46322 + ... + 47505.

Almost surely, 2^55545584 is an apocalyptic number.

It is an amenable number.

55545584 is a deficient number, since it is larger than the sum of its proper divisors (54983800).

55545584 is a wasteful number, since it uses less digits than its factorization.

55545584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93872 (or 93866 counting only the distinct ones).

The product of its digits is 400000, while the sum is 41.

The square root of 55545584 is about 7452.8909826993. The cubic root of 55545584 is about 381.5485836551.

The spelling of 55545584 in words is "fifty-five million, five hundred forty-five thousand, five hundred eighty-four".