55502425725 has 24 divisors (see below), whose sum is σ = 93716442240. Its totient is φ = 28971477120.

The previous prime is 55502425711. The next prime is 55502425747. The reversal of 55502425725 is 52752420555.

It is not a de Polignac number, because 55502425725 - 2¹³ = 55502417533 is a prime.

It is a super-2 number, since 2×55502425725² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7869160 + ... + 7876209.

It is an arithmetic number, because the mean of its divisors is an integer number (3904851760).

Almost surely, 2^55502425725 is an apocalyptic number.

It is an amenable number.

55502425725 is a deficient number, since it is larger than the sum of its proper divisors (38214016515).

55502425725 is a wasteful number, since it uses less digits than its factorization.

55502425725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15745429 (or 15745424 counting only the distinct ones).

The product of its (nonzero) digits is 700000, while the sum is 42.

The spelling of 55502425725 in words is "fifty-five billion, five hundred two million, four hundred twenty-five thousand, seven hundred twenty-five".