6692393666 has 32 divisors (see below), whose sum is σ = 11753330688. Its totient is φ = 2798162640.

The previous prime is 6692393657. The next prime is 6692393683. The reversal of 6692393666 is 6663932966.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542321 + ... + 554523.

It is an arithmetic number, because the mean of its divisors is an integer number (367291584).

Almost surely, 2^6692393666 is an apocalyptic number.

6692393666 is a deficient number, since it is larger than the sum of its proper divisors (5060937022).

6692393666 is a wasteful number, since it uses less digits than its factorization.

6692393666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13166.

The product of its digits is 11337408, while the sum is 56.

The square root of 6692393666 is about 81807.0514442368. The cubic root of 6692393666 is about 1884.4899534929.

The spelling of 6692393666 in words is "six billion, six hundred ninety-two million, three hundred ninety-three thousand, six hundred sixty-six".