831191708968 has 16 divisors (see below), whose sum is σ = 1558522532160. Its totient is φ = 415585700400.

The previous prime is 831191708959. The next prime is 831191709043. The reversal of 831191708968 is 869807191138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 915568 + ... + 1581343.

It is an arithmetic number, because the mean of its divisors is an integer number (97407658260).

Almost surely, 2^831191708968 is an apocalyptic number.

It is an amenable number.

831191708968 is a deficient number, since it is larger than the sum of its proper divisors (727330823192).

831191708968 is a wasteful number, since it uses less digits than its factorization.

831191708968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538528 (or 2538524 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 61.

The spelling of 831191708968 in words is "eight hundred thirty-one billion, one hundred ninety-one million, seven hundred eight thousand, nine hundred sixty-eight".