979686694 has 12 divisors (see below), whose sum is σ = 1709453484. Its totient is φ = 419865684.

The previous prime is 979686689. The next prime is 979686731. The reversal of 979686694 is 496686979.

979686694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4998304 + ... + 4998499.

It is an arithmetic number, because the mean of its divisors is an integer number (142454457).

Almost surely, 2^979686694 is an apocalyptic number.

979686694 is a deficient number, since it is larger than the sum of its proper divisors (729766790).

979686694 is a wasteful number, since it uses less digits than its factorization.

979686694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9996819 (or 9996812 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 64.

The square root of 979686694 is about 31299.9471884538. The cubic root of 979686694 is about 993.1825256644.

The spelling of 979686694 in words is "nine hundred seventy-nine million, six hundred eighty-six thousand, six hundred ninety-four".