679612845724 has 12 divisors (see below), whose sum is σ = 1200233696200. Its totient is φ = 336688932528.

The previous prime is 679612845701. The next prime is 679612845839. The reversal of 679612845724 is 427548216976.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779372094 + ... + 779372965.

Almost surely, 2^679612845724 is an apocalyptic number.

It is an amenable number.

679612845724 is a deficient number, since it is larger than the sum of its proper divisors (520620850476).

679612845724 is a wasteful number, since it uses less digits than its factorization.

679612845724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558745172 (or 1558745170 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 61.

The spelling of 679612845724 in words is "six hundred seventy-nine billion, six hundred twelve million, eight hundred forty-five thousand, seven hundred twenty-four".