55502375 has 32 divisors (see below), whose sum is σ = 73120320. Its totient is φ = 42000000.

The previous prime is 55502357. The next prime is 55502387. The reversal of 55502375 is 57320555.

It is not a de Polignac number, because 55502375 - 2⁶ = 55502311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221000 + ... + 221250.

It is an arithmetic number, because the mean of its divisors is an integer number (2285010).

Almost surely, 2^55502375 is an apocalyptic number.

55502375 is a deficient number, since it is larger than the sum of its proper divisors (17617945).

55502375 is a wasteful number, since it uses less digits than its factorization.

55502375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 32.

The square root of 55502375 is about 7449.9916107335. The cubic root of 55502375 is about 381.4496222356.

The spelling of 55502375 in words is "fifty-five million, five hundred two thousand, three hundred seventy-five".