9901502625 has 64 divisors (see below), whose sum is σ = 19479283200. Its totient is φ = 4370284800.

The previous prime is 9901502617. The next prime is 9901502657. The reversal of 9901502625 is 5262051099.

It is not a de Polignac number, because 9901502625 - 2³ = 9901502617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11091 + ... + 141159.

It is an arithmetic number, because the mean of its divisors is an integer number (304363800).

Almost surely, 2^9901502625 is an apocalyptic number.

It is an amenable number.

9901502625 is a deficient number, since it is larger than the sum of its proper divisors (9577780575).

9901502625 is a wasteful number, since it uses less digits than its factorization.

9901502625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130123 (or 130113 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 9901502625 is about 99506.2943988972. The cubic root of 9901502625 is about 2147.3377992211.

The spelling of 9901502625 in words is "nine billion, nine hundred one million, five hundred two thousand, six hundred twenty-five".