679716512 has 24 divisors (see below), whose sum is σ = 1357044192. Its totient is φ = 335070400.

The previous prime is 679716511. The next prime is 679716517. The reversal of 679716512 is 215617976.

It is a super-2 number, since 2×679716512² = 924029073370892288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (679716511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147314 + ... + 151857.

It is an arithmetic number, because the mean of its divisors is an integer number (56543508).

Almost surely, 2^679716512 is an apocalyptic number.

It is an amenable number.

679716512 is a deficient number, since it is larger than the sum of its proper divisors (677327680).

679716512 is a wasteful number, since it uses less digits than its factorization.

679716512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299252 (or 299244 counting only the distinct ones).

The product of its digits is 158760, while the sum is 44.

The square root of 679716512 is about 26071.3734199025. The cubic root of 679716512 is about 879.2437166177.

The spelling of 679716512 in words is "six hundred seventy-nine million, seven hundred sixteen thousand, five hundred twelve".