5666502239 has 2 divisors, whose sum is σ = 5666502240. Its totient is φ = 5666502238.

The previous prime is 5666502209. The next prime is 5666502277. The reversal of 5666502239 is 9322056665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5666502239 - 2¹⁶ = 5666436703 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5666502239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5666502209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833251119 + 2833251120.

It is an arithmetic number, because the mean of its divisors is an integer number (2833251120).

Almost surely, 2^5666502239 is an apocalyptic number.

5666502239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666502239 is an equidigital number, since it uses as much as digits as its factorization.

5666502239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 44.

The square root of 5666502239 is about 75276.1731160664. The cubic root of 5666502239 is about 1782.8098363583.

The spelling of 5666502239 in words is "five billion, six hundred sixty-six million, five hundred two thousand, two hundred thirty-nine".