566464027091 has 2 divisors, whose sum is σ = 566464027092. Its totient is φ = 566464027090.

The previous prime is 566464027033. The next prime is 566464027141. The reversal of 566464027091 is 190720464665.

It is an a-pointer prime, because the next prime (566464027141) can be obtained adding 566464027091 to its sum of digits (50).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 566464027091 - 2³⁰ = 565390285267 is a prime.

It is not a weakly prime, because it can be changed into another prime (566464027291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283232013545 + 283232013546.

It is an arithmetic number, because the mean of its divisors is an integer number (283232013546).

Almost surely, 2^566464027091 is an apocalyptic number.

566464027091 is a deficient number, since it is larger than the sum of its proper divisors (1).

566464027091 is an equidigital number, since it uses as much as digits as its factorization.

566464027091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 566464027091 in words is "five hundred sixty-six billion, four hundred sixty-four million, twenty-seven thousand, ninety-one".