55117125530025 has 48 divisors (see below), whose sum is σ = 102403563835776. Its totient is φ = 25954820305920.

The previous prime is 55117125530023. The next prime is 55117125530069. The reversal of 55117125530025 is 52003552171155.

It is not a de Polignac number, because 55117125530025 - 2¹ = 55117125530023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55117125530023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1228898992 + ... + 1228943841.

It is an arithmetic number, because the mean of its divisors is an integer number (2133407579912).

Almost surely, 2^{55117125530025} is an apocalyptic number.

It is an amenable number.

55117125530025 is a deficient number, since it is larger than the sum of its proper divisors (47286438305751).

55117125530025 is a wasteful number, since it uses less digits than its factorization.

55117125530025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457842882 (or 2457842877 counting only the distinct ones).

The product of its (nonzero) digits is 262500, while the sum is 42.

The spelling of 55117125530025 in words is "fifty-five trillion, one hundred seventeen billion, one hundred twenty-five million, five hundred thirty thousand, twenty-five".