563866560 has 84 divisors (see below), whose sum is σ = 1939475928. Its totient is φ = 150363648.

The previous prime is 563866549. The next prime is 563866561. The reversal of 563866560 is 65668365.

563866560 is a `hidden beast` number, since 5 + 6 + 3 + 86 + 6 + 560 = 666.

563866560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563866561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95014 + ... + 100773.

Almost surely, 2^563866560 is an apocalyptic number.

It is an amenable number.

563866560 is an abundant number, since it is smaller than the sum of its proper divisors (1375609368).

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

563866560 is a wasteful number, since it uses less digits than its factorization.

563866560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195810 (or 195797 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The square root of 563866560 is about 23745.8745890734. The cubic root of 563866560 is about 826.1497577821.

The spelling of 563866560 in words is "five hundred sixty-three million, eight hundred sixty-six thousand, five hundred sixty".