6927665668 has 48 divisors (see below), whose sum is σ = 15423408000. Its totient is φ = 2699084640.

The previous prime is 6927665653. The next prime is 6927665671. The reversal of 6927665668 is 8665667296.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214423 + ... + 244606.

It is an arithmetic number, because the mean of its divisors is an integer number (321321000).

Almost surely, 2^6927665668 is an apocalyptic number.

It is an amenable number.

6927665668 is an abundant number, since it is smaller than the sum of its proper divisors (8495742332).

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

6927665668 is a wasteful number, since it uses less digits than its factorization.

6927665668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459065 (or 459049 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 61.

The square root of 6927665668 is about 83232.5997911876. The cubic root of 6927665668 is about 1906.3192793985.

The spelling of 6927665668 in words is "six billion, nine hundred twenty-seven million, six hundred sixty-five thousand, six hundred sixty-eight".