680119928 has 16 divisors (see below), whose sum is σ = 1290590280. Its totient is φ = 335962528.

The previous prime is 680119907. The next prime is 680119981. The reversal of 680119928 is 829911086.

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, 511475 + ... + 512802.

Almost surely, 2^680119928 is an apocalyptic number.

It is an amenable number.

680119928 is a deficient number, since it is larger than the sum of its proper divisors (610470352).

680119928 is a wasteful number, since it uses less digits than its factorization.

680119928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024366 (or 1024362 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 44.

The square root of 680119928 is about 26079.1090338608. The cubic root of 680119928 is about 879.4176277643.

The spelling of 680119928 in words is "six hundred eighty million, one hundred nineteen thousand, nine hundred twenty-eight".