5666889013 has 2 divisors, whose sum is σ = 5666889014. Its totient is φ = 5666889012.

The previous prime is 5666888951. The next prime is 5666889037. The reversal of 5666889013 is 3109886665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3092138449 + 2574750564 = 55607^2 + 50742^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5666889013 is a prime.

It is a super-2 number, since 2×5666889013² = 64227262171320228338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5666889073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833444506 + 2833444507.

It is an arithmetic number, because the mean of its divisors is an integer number (2833444507).

Almost surely, 2^5666889013 is an apocalyptic number.

It is an amenable number.

5666889013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666889013 is an equidigital number, since it uses as much as digits as its factorization.

5666889013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 5666889013 is about 75278.7421055905. The cubic root of 5666889013 is about 1782.8503980531.

The spelling of 5666889013 in words is "five billion, six hundred sixty-six million, eight hundred eighty-nine thousand, thirteen".