680579954846 has 24 divisors (see below), whose sum is σ = 1122352800912. Its totient is φ = 309288478400.

The previous prime is 680579954839. The next prime is 680579954849. The reversal of 680579954846 is 648459975086.

It is a self number, because there is not a number n which added to its sum of digits gives 680579954846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680579954849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 844631 + ... + 1440333.

It is an arithmetic number, because the mean of its divisors is an integer number (46764700038).

Almost surely, 2^680579954846 is an apocalyptic number.

680579954846 is a deficient number, since it is larger than the sum of its proper divisors (441772846066).

680579954846 is a wasteful number, since it uses less digits than its factorization.

680579954846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600448 (or 600437 counting only the distinct ones).

The product of its (nonzero) digits is 522547200, while the sum is 71.

The spelling of 680579954846 in words is "six hundred eighty billion, five hundred seventy-nine million, nine hundred fifty-four thousand, eight hundred forty-six".