563899860 has 384 divisors, whose sum is σ = 2024870400. Its totient is φ = 129392640.

The previous prime is 563899859. The next prime is 563899871. The reversal of 563899860 is 68998365.

563899860 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 (54).

It is a junction number, because it is equal to n+sod(n) for n = 563899797 and 563899806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9244230 + ... + 9244290.

It is an arithmetic number, because the mean of its divisors is an integer number (5273100).

Almost surely, 2^563899860 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 563899860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1012435200).

563899860 is an abundant number, since it is smaller than the sum of its proper divisors (1460970540).

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

563899860 is a wasteful number, since it uses less digits than its factorization.

563899860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 563899860 is about 23746.5757531481. The cubic root of 563899860 is about 826.1660206401.

The spelling of 563899860 in words is "five hundred sixty-three million, eight hundred ninety-nine thousand, eight hundred sixty".