80668682 has 16 divisors (see below), whose sum is σ = 127032192. Its totient is φ = 38346000.

The previous prime is 80668681. The next prime is 80668697. The reversal of 80668682 is 28686608.

It is not an unprimeable number, because it can be changed into a prime (80668681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2432 + ... + 12932.

It is an arithmetic number, because the mean of its divisors is an integer number (7939512).

Almost surely, 2^80668682 is an apocalyptic number.

80668682 is a deficient number, since it is larger than the sum of its proper divisors (46363510).

80668682 is a wasteful number, since it uses less digits than its factorization.

80668682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10693.

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

The square root of 80668682 is about 8981.5745835572. The cubic root of 80668682 is about 432.0841349905.

The spelling of 80668682 in words is "eighty million, six hundred sixty-eight thousand, six hundred eighty-two".