9975793135 has 32 divisors (see below), whose sum is σ = 15229440000. Its totient is φ = 6218664480.

The previous prime is 9975793123. The next prime is 9975793141. The reversal of 9975793135 is 5313975799.

It is not a de Polignac number, because 9975793135 - 2⁷ = 9975793007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9975793135.

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, 245535 + ... + 283264.

It is an arithmetic number, because the mean of its divisors is an integer number (475920000).

Almost surely, 2^9975793135 is an apocalyptic number.

9975793135 is a deficient number, since it is larger than the sum of its proper divisors (5253646865).

9975793135 is a wasteful number, since it uses less digits than its factorization.

9975793135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528836 (or 528822 counting only the distinct ones).

The product of its digits is 8037225, while the sum is 58.

The square root of 9975793135 is about 99878.8923396731. The cubic root of 9975793135 is about 2152.6948817759.

The spelling of 9975793135 in words is "nine billion, nine hundred seventy-five million, seven hundred ninety-three thousand, one hundred thirty-five".