5666393688 has 16 divisors (see below), whose sum is σ = 14165984280. Its totient is φ = 1888797888.

The previous prime is 5666393669. The next prime is 5666393713. The reversal of 5666393688 is 8863936665.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 118049845 + ... + 118049892.

Almost surely, 2^5666393688 is an apocalyptic number.

It is an amenable number.

5666393688 is an abundant number, since it is smaller than the sum of its proper divisors (8499590592).

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

5666393688 is a wasteful number, since it uses less digits than its factorization.

5666393688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236099746 (or 236099742 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 60.

The square root of 5666393688 is about 75275.4520942917. The cubic root of 5666393688 is about 1782.7984520852.

The spelling of 5666393688 in words is "five billion, six hundred sixty-six million, three hundred ninety-three thousand, six hundred eighty-eight".