563696864 has 48 divisors (see below), whose sum is σ = 1196732880. Its totient is φ = 260490240.

The previous prime is 563696851. The next prime is 563696891. The reversal of 563696864 is 468696365.

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, 13622 + ... + 36234.

It is an arithmetic number, because the mean of its divisors is an integer number (24931935).

Almost surely, 2^563696864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563696864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598366440).

563696864 is an abundant number, since it is smaller than the sum of its proper divisors (633036016).

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

563696864 is a wasteful number, since it uses less digits than its factorization.

563696864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22683 (or 22675 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 53.

The square root of 563696864 is about 23742.3011521630. The cubic root of 563696864 is about 826.0668727017.

The spelling of 563696864 in words is "five hundred sixty-three million, six hundred ninety-six thousand, eight hundred sixty-four".