565220254163 has 2 divisors, whose sum is σ = 565220254164. Its totient is φ = 565220254162.

The previous prime is 565220254103. The next prime is 565220254169. The reversal of 565220254163 is 361452022565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 565220254163 - 2¹⁰ = 565220253139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 565220254163.

It is not a weakly prime, because it can be changed into another prime (565220254169) 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, 282610127081 + 282610127082.

It is an arithmetic number, because the mean of its divisors is an integer number (282610127082).

Almost surely, 2^565220254163 is an apocalyptic number.

565220254163 is a deficient number, since it is larger than the sum of its proper divisors (1).

565220254163 is an equidigital number, since it uses as much as digits as its factorization.

565220254163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 565220254163 in words is "five hundred sixty-five billion, two hundred twenty million, two hundred fifty-four thousand, one hundred sixty-three".