679531314194 has 16 divisors (see below), whose sum is σ = 1052320091136. Its totient is φ = 328760920800.

The previous prime is 679531314157. The next prime is 679531314211. The reversal of 679531314194 is 491413135976.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 279002 + ... + 1198709.

It is an arithmetic number, because the mean of its divisors is an integer number (65770005696).

Almost surely, 2^679531314194 is an apocalyptic number.

679531314194 is a deficient number, since it is larger than the sum of its proper divisors (372788776942).

679531314194 is a wasteful number, since it uses less digits than its factorization.

679531314194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485161.

The product of its digits is 2449440, while the sum is 53.

The spelling of 679531314194 in words is "six hundred seventy-nine billion, five hundred thirty-one million, three hundred fourteen thousand, one hundred ninety-four".