5666195137 has 2 divisors, whose sum is σ = 5666195138. Its totient is φ = 5666195136.

The previous prime is 5666195111. The next prime is 5666195167. The reversal of 5666195137 is 7315916665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4939137841 + 727057296 = 70279^2 + 26964^2 .

It is a cyclic number.

It is not a de Polignac number, because 5666195137 - 2⁷ = 5666195009 is a prime.

It is not a weakly prime, because it can be changed into another prime (5666195167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833097568 + 2833097569.

It is an arithmetic number, because the mean of its divisors is an integer number (2833097569).

Almost surely, 2^5666195137 is an apocalyptic number.

It is an amenable number.

5666195137 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666195137 is an equidigital number, since it uses as much as digits as its factorization.

5666195137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1020600, while the sum is 49.

The square root of 5666195137 is about 75274.1332530638. The cubic root of 5666195137 is about 1782.7776286968. Note that the first 3 decimals are identical.

The spelling of 5666195137 in words is "five billion, six hundred sixty-six million, one hundred ninety-five thousand, one hundred thirty-seven".