55502575 has 12 divisors (see below), whose sum is σ = 68936560. Its totient is φ = 44328960.

The previous prime is 55502563. The next prime is 55502593. The reversal of 55502575 is 57520555.

It is not a de Polignac number, because 55502575 - 2¹¹ = 55500527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55502575.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17782 + ... + 20668.

Almost surely, 2^55502575 is an apocalyptic number.

55502575 is a deficient number, since it is larger than the sum of its proper divisors (13433985).

55502575 is a wasteful number, since it uses less digits than its factorization.

55502575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666 (or 3661 counting only the distinct ones).

The product of its (nonzero) digits is 43750, while the sum is 34.

The square root of 55502575 is about 7450.0050335553. The cubic root of 55502575 is about 381.4500804132.

The spelling of 55502575 in words is "fifty-five million, five hundred two thousand, five hundred seventy-five".