563888868 has 24 divisors (see below), whose sum is σ = 1316163072. Its totient is φ = 187902624.

The previous prime is 563888833. The next prime is 563888879. The reversal of 563888868 is 868888365.

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, 47421 + ... + 58107.

It is an arithmetic number, because the mean of its divisors is an integer number (54840128).

Almost surely, 2^563888868 is an apocalyptic number.

It is an amenable number.

563888868 is an abundant number, since it is smaller than the sum of its proper divisors (752274204).

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

563888868 is a wasteful number, since it uses less digits than its factorization.

563888868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15091 (or 15089 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 60.

The square root of 563888868 is about 23746.3443081246. The cubic root of 563888868 is about 826.1606525026.

It can be divided in two parts, 56388 and 8868, that added together give a palindrome (65256).

The spelling of 563888868 in words is "five hundred sixty-three million, eight hundred eighty-eight thousand, eight hundred sixty-eight".