679922893534 has 8 divisors (see below), whose sum is σ = 1020071732040. Its totient is φ = 339898982856.

The previous prime is 679922893511. The next prime is 679922893543. The reversal of 679922893534 is 435398229976.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 679922893534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31218349 + ... + 31240120.

It is an arithmetic number, because the mean of its divisors is an integer number (127508966505).

Almost surely, 2^679922893534 is an apocalyptic number.

679922893534 is a deficient number, since it is larger than the sum of its proper divisors (340148838506).

679922893534 is a wasteful number, since it uses less digits than its factorization.

679922893534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62463914.

The product of its digits is 176359680, while the sum is 67.

The spelling of 679922893534 in words is "six hundred seventy-nine billion, nine hundred twenty-two million, eight hundred ninety-three thousand, five hundred thirty-four".