566436564622139 has 2 divisors, whose sum is σ = 566436564622140. Its totient is φ = 566436564622138.

The previous prime is 566436564622129. The next prime is 566436564622177. The reversal of 566436564622139 is 931226465634665.

566436564622139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 566436564622139 - 2³² = 566432269654843 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (566436564622129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283218282311069 + 283218282311070.

It is an arithmetic number, because the mean of its divisors is an integer number (283218282311070).

Almost surely, 2^{566436564622139} is an apocalyptic number.

566436564622139 is a deficient number, since it is larger than the sum of its proper divisors (1).

566436564622139 is an equidigital number, since it uses as much as digits as its factorization.

566436564622139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1007769600, while the sum is 68.

The spelling of 566436564622139 in words is "five hundred sixty-six trillion, four hundred thirty-six billion, five hundred sixty-four million, six hundred twenty-two thousand, one hundred thirty-nine".