680508124 has 12 divisors (see below), whose sum is σ = 1211074200. Its totient is φ = 334486928.

The previous prime is 680508121. The next prime is 680508163. The reversal of 680508124 is 421805086.

It is a self number, because there is not a number n which added to its sum of digits gives 680508124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680508121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1441519 + ... + 1441990.

It is an arithmetic number, because the mean of its divisors is an integer number (100922850).

Almost surely, 2^680508124 is an apocalyptic number.

It is an amenable number.

680508124 is a deficient number, since it is larger than the sum of its proper divisors (530566076).

680508124 is a wasteful number, since it uses less digits than its factorization.

680508124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883572 (or 2883570 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 680508124 is about 26086.5506343786. The cubic root of 680508124 is about 879.5849127093.

The spelling of 680508124 in words is "six hundred eighty million, five hundred eight thousand, one hundred twenty-four".