6688306675 has 12 divisors (see below), whose sum is σ = 8300024320. Its totient is φ = 5346436320.

The previous prime is 6688306661. The next prime is 6688306693. The reversal of 6688306675 is 5766038866.

It is a de Polignac number, because none of the positive numbers 2^k-6688306675 is a prime.

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, 72612 + ... + 136561.

Almost surely, 2^6688306675 is an apocalyptic number.

6688306675 is a deficient number, since it is larger than the sum of its proper divisors (1611717645).

6688306675 is a wasteful number, since it uses less digits than its factorization.

6688306675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210462 (or 210457 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 55.

The square root of 6688306675 is about 81782.0681751201. The cubic root of 6688306675 is about 1884.1062610890.

The spelling of 6688306675 in words is "six billion, six hundred eighty-eight million, three hundred six thousand, six hundred seventy-five".