563868564 has 24 divisors (see below), whose sum is σ = 1503649728. Its totient is φ = 161105280.

The previous prime is 563868553. The next prime is 563868577. The reversal of 563868564 is 465868365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3356277 + ... + 3356444.

It is an arithmetic number, because the mean of its divisors is an integer number (62652072).

Almost surely, 2^563868564 is an apocalyptic number.

It is an amenable number.

563868564 is an abundant number, since it is smaller than the sum of its proper divisors (939781164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563868564 is a wasteful number, since it uses less digits than its factorization.

563868564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6712735 (or 6712733 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 51.

The square root of 563868564 is about 23745.9167858392. The cubic root of 563868564 is about 826.1507365019.

The spelling of 563868564 in words is "five hundred sixty-three million, eight hundred sixty-eight thousand, five hundred sixty-four".