565200000561 has 12 divisors (see below), whose sum is σ = 876636735792. Its totient is φ = 322971428808.

The previous prime is 565200000559. The next prime is 565200000571. The reversal of 565200000561 is 165000002565.

It is not a de Polignac number, because 565200000561 - 2¹ = 565200000559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (565200000571) 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 in 11 ways as a sum of consecutive naturals, for example, 1922448835 + ... + 1922449128.

It is an arithmetic number, because the mean of its divisors is an integer number (73053061316).

Almost surely, 2^565200000561 is an apocalyptic number.

It is an amenable number.

565200000561 is a deficient number, since it is larger than the sum of its proper divisors (311436735231).

565200000561 is a wasteful number, since it uses less digits than its factorization.

565200000561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3844897980 (or 3844897973 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 565200000561 in words is "five hundred sixty-five billion, two hundred million, five hundred sixty-one", and thus it is an aban number.