9813975216 has 40 divisors (see below), whose sum is σ = 25367547504. Its totient is φ = 3269418240.

The previous prime is 9813975161. The next prime is 9813975229. The reversal of 9813975216 is 6125793189.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24850 + ... + 142286.

Almost surely, 2^9813975216 is an apocalyptic number.

It is an amenable number.

9813975216 is an abundant number, since it is smaller than the sum of its proper divisors (15553572288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9813975216 is a wasteful number, since it uses less digits than its factorization.

9813975216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119189 (or 119183 counting only the distinct ones).

The product of its digits is 816480, while the sum is 51.

The square root of 9813975216 is about 99065.5097195790. The cubic root of 9813975216 is about 2140.9917096858.

The spelling of 9813975216 in words is "nine billion, eight hundred thirteen million, nine hundred seventy-five thousand, two hundred sixteen".