9917611625325 has 24 divisors (see below), whose sum is σ = 16400083157856. Its totient is φ = 5288436328000.

The previous prime is 9917611625263. The next prime is 9917611625333. The reversal of 9917611625325 is 5235261167199.

It is not a de Polignac number, because 9917611625325 - 2¹⁶ = 9917611559789 is a prime.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

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, 11539146 + ... + 12368795.

It is an arithmetic number, because the mean of its divisors is an integer number (683336798244).

Almost surely, 2^{9917611625325} is an apocalyptic number.

It is an amenable number.

9917611625325 is a deficient number, since it is larger than the sum of its proper divisors (6482471532531).

9917611625325 is a wasteful number, since it uses less digits than its factorization.

9917611625325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23913485 (or 23913480 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 57.

The spelling of 9917611625325 in words is "nine trillion, nine hundred seventeen billion, six hundred eleven million, six hundred twenty-five thousand, three hundred twenty-five".