979915709876 has 12 divisors (see below), whose sum is σ = 1735513366272. Its totient is φ = 484054748088.

The previous prime is 979915709863. The next prime is 979915709923. The reversal of 979915709876 is 678907519979.

979915709876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 979915709797 and 979915709806.

It is a congruent number.

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, 1475776340 + ... + 1475777003.

It is an arithmetic number, because the mean of its divisors is an integer number (144626113856).

Almost surely, 2^979915709876 is an apocalyptic number.

It is an amenable number.

979915709876 is a deficient number, since it is larger than the sum of its proper divisors (755597656396).

979915709876 is a wasteful number, since it uses less digits than its factorization.

979915709876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2951553430 (or 2951553428 counting only the distinct ones).

The product of its (nonzero) digits is 540101520, while the sum is 77.

The spelling of 979915709876 in words is "nine hundred seventy-nine billion, nine hundred fifteen million, seven hundred nine thousand, eight hundred seventy-six".