5666662259 has 2 divisors, whose sum is σ = 5666662260. Its totient is φ = 5666662258.

The previous prime is 5666662247. The next prime is 5666662291. The reversal of 5666662259 is 9522666665.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5666662259 - 2¹² = 5666658163 is a prime.

It is a super-2 number, since 2×5666662259² = 64222122315149966162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5666662259.

It is not a weakly prime, because it can be changed into another prime (5666662219) by changing a digit.

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 as a sum of consecutive naturals, namely, 2833331129 + 2833331130.

It is an arithmetic number, because the mean of its divisors is an integer number (2833331130).

Almost surely, 2^5666662259 is an apocalyptic number.

5666662259 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666662259 is an equidigital number, since it uses as much as digits as its factorization.

5666662259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6998400, while the sum is 53.

The square root of 5666662259 is about 75277.2359946883. The cubic root of 5666662259 is about 1782.8266181714.

The spelling of 5666662259 in words is "five billion, six hundred sixty-six million, six hundred sixty-two thousand, two hundred fifty-nine".