6682992866 has 24 divisors (see below), whose sum is σ = 11287417932. Its totient is φ = 2963628800.

The previous prime is 6682992829. The next prime is 6682992871.

6682992866 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 6263931025 + 419061841 = 79145^2 + 20471^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6682992799 and 6682992808.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326855 + ... + 346698.

Almost surely, 2^6682992866 is an apocalyptic number.

6682992866 is a deficient number, since it is larger than the sum of its proper divisors (4604425066).

6682992866 is a wasteful number, since it uses less digits than its factorization.

6682992866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673618 (or 673607 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 62.

The square root of 6682992866 is about 81749.5741028661. The cubic root of 6682992866 is about 1883.6071595031.

The spelling of 6682992866 in words is "six billion, six hundred eighty-two million, nine hundred ninety-two thousand, eight hundred sixty-six".