680066882 has 32 divisors (see below), whose sum is σ = 1146000960. Its totient is φ = 299954880.

The previous prime is 680066851. The next prime is 680066899. The reversal of 680066882 is 288660086.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379244 + ... + 381032.

It is an arithmetic number, because the mean of its divisors is an integer number (35812530).

Almost surely, 2^680066882 is an apocalyptic number.

680066882 is a deficient number, since it is larger than the sum of its proper divisors (465934078).

680066882 is a wasteful number, since it uses less digits than its factorization.

680066882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306.

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 680066882 is about 26078.0919930888. The cubic root of 680066882 is about 879.3947637573.

The spelling of 680066882 in words is "six hundred eighty million, sixty-six thousand, eight hundred eighty-two".