55544504 has 16 divisors (see below), whose sum is σ = 106686720. Its totient is φ = 27094720.

The previous prime is 55544473. The next prime is 55544509. The reversal of 55544504 is 40544555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55544509) 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, 84344 + ... + 84999.

It is an arithmetic number, because the mean of its divisors is an integer number (6667920).

Almost surely, 2^55544504 is an apocalyptic number.

It is an amenable number.

55544504 is a deficient number, since it is larger than the sum of its proper divisors (51142216).

55544504 is a wasteful number, since it uses less digits than its factorization.

55544504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169390 (or 169386 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 55544504 is about 7452.8185272419. The cubic root of 55544504 is about 381.5461107604.

The spelling of 55544504 in words is "fifty-five million, five hundred forty-four thousand, five hundred four".