6682716606664 has 64 divisors (see below), whose sum is σ = 14345993404800. Its totient is φ = 2858845929984.

The previous prime is 6682716606659. The next prime is 6682716606679. The reversal of 6682716606664 is 4666066172866.

It is a happy number.

It is a super-3 number, since 3×6682716606664³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6682716606596 and 6682716606605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217570572 + ... + 217601284.

It is an arithmetic number, because the mean of its divisors is an integer number (224156146950).

Almost surely, 2^{6682716606664} is an apocalyptic number.

It is an amenable number.

6682716606664 is an abundant number, since it is smaller than the sum of its proper divisors (7663276798136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6682716606664 is a wasteful number, since it uses less digits than its factorization.

6682716606664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37622 (or 37618 counting only the distinct ones).

The product of its (nonzero) digits is 125411328, while the sum is 64.

The spelling of 6682716606664 in words is "six trillion, six hundred eighty-two billion, seven hundred sixteen million, six hundred six thousand, six hundred sixty-four".