6696394768 has 40 divisors (see below), whose sum is σ = 14832050688. Its totient is φ = 2869047552.

The previous prime is 6696394759. The next prime is 6696394781. The reversal of 6696394768 is 8674936966.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520380 + ... + 533092.

Almost surely, 2^6696394768 is an apocalyptic number.

It is an amenable number.

6696394768 is an abundant number, since it is smaller than the sum of its proper divisors (8135655920).

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

6696394768 is a wasteful number, since it uses less digits than its factorization.

6696394768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17431 (or 17425 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 64.

The square root of 6696394768 is about 81831.5022958763. The cubic root of 6696394768 is about 1884.8654312254.

The spelling of 6696394768 in words is "six billion, six hundred ninety-six million, three hundred ninety-four thousand, seven hundred sixty-eight".