564563565603 has 10 divisors (see below), whose sum is σ = 843360388244. Its totient is φ = 376375710348.

The previous prime is 564563565547. The next prime is 564563565617. The reversal of 564563565603 is 306565365465.

564563565603 is a `hidden beast` number, since 5 + 6 + 45 + 6 + 35 + 6 + 560 + 3 = 666.

It is not a de Polignac number, because 564563565603 - 2¹⁴ = 564563549219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 564563565603.

It is not an unprimeable number, because it can be changed into a prime (564563561603) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3484960201 + ... + 3484960362.

Almost surely, 2^564563565603 is an apocalyptic number.

564563565603 is a deficient number, since it is larger than the sum of its proper divisors (278796822641).

564563565603 is an equidigital number, since it uses as much as digits as its factorization.

564563565603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6969920575 (or 6969920566 counting only the distinct ones).

The product of its (nonzero) digits is 29160000, while the sum is 54.

The spelling of 564563565603 in words is "five hundred sixty-four billion, five hundred sixty-three million, five hundred sixty-five thousand, six hundred three".