779491459916 has 12 divisors (see below), whose sum is σ = 1469041597632. Its totient is φ = 359765289168.

The previous prime is 779491459829. The next prime is 779491459931. The reversal of 779491459916 is 619954194977.

It is a self number, because there is not a number n which added to its sum of digits gives 779491459916.

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, 7495110140 + ... + 7495110243.

It is an arithmetic number, because the mean of its divisors is an integer number (122420133136).

Almost surely, 2^779491459916 is an apocalyptic number.

It is an amenable number.

779491459916 is a deficient number, since it is larger than the sum of its proper divisors (689550137716).

779491459916 is a wasteful number, since it uses less digits than its factorization.

779491459916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14990220400 (or 14990220398 counting only the distinct ones).

The product of its digits is 154314720, while the sum is 71.

The spelling of 779491459916 in words is "seven hundred seventy-nine billion, four hundred ninety-one million, four hundred fifty-nine thousand, nine hundred sixteen".