6684076704866 has 48 divisors (see below), whose sum is σ = 11124283226112. Its totient is φ = 3009618944640.

The previous prime is 6684076704827. The next prime is 6684076704913.

6684076704866 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6684076704796 and 6684076704805.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48689375 + ... + 48826461.

It is an arithmetic number, because the mean of its divisors is an integer number (231755900544).

Almost surely, 2^{6684076704866} is an apocalyptic number.

6684076704866 is a deficient number, since it is larger than the sum of its proper divisors (4440206521246).

6684076704866 is a wasteful number, since it uses less digits than its factorization.

6684076704866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139007 (or 138996 counting only the distinct ones).

The product of its (nonzero) digits is 390168576, while the sum is 68.

The spelling of 6684076704866 in words is "six trillion, six hundred eighty-four billion, seventy-six million, seven hundred four thousand, eight hundred sixty-six".