55080904 has 16 divisors (see below), whose sum is σ = 103385520. Its totient is φ = 27511440.

The previous prime is 55080887. The next prime is 55080911. The reversal of 55080904 is 40908055.

55080904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5919 + ... + 12049.

It is an arithmetic number, because the mean of its divisors is an integer number (6461595).

Almost surely, 2^55080904 is an apocalyptic number.

It is an amenable number.

55080904 is a deficient number, since it is larger than the sum of its proper divisors (48304616).

55080904 is a wasteful number, since it uses less digits than its factorization.

55080904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7260 (or 7256 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 55080904 is about 7421.6510292522. The cubic root of 55080904 is about 380.4816238507.

Adding to 55080904 its reverse (40908055), we get a palindrome (95988959).

The spelling of 55080904 in words is "fifty-five million, eighty thousand, nine hundred four".