566312265481 has 2 divisors, whose sum is σ = 566312265482. Its totient is φ = 566312265480.

The previous prime is 566312265473. The next prime is 566312265527. The reversal of 566312265481 is 184562213665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 460762652025 + 105549613456 = 678795^2 + 324884^2 .

It is a cyclic number.

It is not a de Polignac number, because 566312265481 - 2³ = 566312265473 is a prime.

It is a super-2 number, since 2×566312265481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (566312265581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283156132740 + 283156132741.

It is an arithmetic number, because the mean of its divisors is an integer number (283156132741).

Almost surely, 2^566312265481 is an apocalyptic number.

It is an amenable number.

566312265481 is a deficient number, since it is larger than the sum of its proper divisors (1).

566312265481 is an equidigital number, since it uses as much as digits as its factorization.

566312265481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 49.

The spelling of 566312265481 in words is "five hundred sixty-six billion, three hundred twelve million, two hundred sixty-five thousand, four hundred eighty-one".