679798897976 has 16 divisors (see below), whose sum is σ = 1390497746040. Its totient is φ = 308999499040.

The previous prime is 679798897951. The next prime is 679798897997.

679798897976 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3862493651 + ... + 3862493826.

Almost surely, 2^679798897976 is an apocalyptic number.

It is an amenable number.

679798897976 is an abundant number, since it is smaller than the sum of its proper divisors (710698848064).

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

679798897976 is a wasteful number, since it uses less digits than its factorization.

679798897976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7724987494 (or 7724987490 counting only the distinct ones).

The product of its digits is 36294822144, while the sum is 92.

The spelling of 679798897976 in words is "six hundred seventy-nine billion, seven hundred ninety-eight million, eight hundred ninety-seven thousand, nine hundred seventy-six".