679051620912 has 40 divisors (see below), whose sum is σ = 2004819072256. Its totient is φ = 194014748736.

The previous prime is 679051620893. The next prime is 679051620941. The reversal of 679051620912 is 219026150976.

It is a super-2 number, since 2×679051620912² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010493148 + ... + 1010493819.

Almost surely, 2^679051620912 is an apocalyptic number.

It is an amenable number.

679051620912 is an abundant number, since it is smaller than the sum of its proper divisors (1325767451344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679051620912 is a wasteful number, since it uses less digits than its factorization.

679051620912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020986985 (or 2020986979 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The spelling of 679051620912 in words is "six hundred seventy-nine billion, fifty-one million, six hundred twenty thousand, nine hundred twelve".