5666816313 has 12 divisors (see below), whose sum is σ = 8186054448. Its totient is φ = 3777576120.

The previous prime is 5666816299. The next prime is 5666816317. The reversal of 5666816313 is 3136186665.

5666816313 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5666816313 - 2⁴ = 5666816297 is a prime.

It is a super-2 number, since 2×5666816313² = 64225614250565827938, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5666816317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202606 + ... + 228872.

It is an arithmetic number, because the mean of its divisors is an integer number (682171204).

Almost surely, 2^5666816313 is an apocalyptic number.

It is an amenable number.

5666816313 is a deficient number, since it is larger than the sum of its proper divisors (2519238135).

5666816313 is a wasteful number, since it uses less digits than its factorization.

5666816313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50244 (or 50241 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 5666816313 is about 75278.2592319987. The cubic root of 5666816313 is about 1782.8427740124.

The spelling of 5666816313 in words is "five billion, six hundred sixty-six million, eight hundred sixteen thousand, three hundred thirteen".