6668573696 has 22 divisors (see below), whose sum is σ = 13330637160. Its totient is φ = 3334286336.

The previous prime is 6668573671. The next prime is 6668573713. The reversal of 6668573696 is 6963758666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3255116 + ... + 3257163.

Almost surely, 2^6668573696 is an apocalyptic number.

It is an amenable number.

6668573696 is a deficient number, since it is larger than the sum of its proper divisors (6662063464).

6668573696 is an equidigital number, since it uses as much as digits as its factorization.

6668573696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6512299 (or 6512281 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 62.

The square root of 6668573696 is about 81661.3353797255. The cubic root of 6668573696 is about 1882.2514989842.

The spelling of 6668573696 in words is "six billion, six hundred sixty-eight million, five hundred seventy-three thousand, six hundred ninety-six".