563566368 has 48 divisors (see below), whose sum is σ = 1481336640. Its totient is φ = 187604736.

The previous prime is 563566349. The next prime is 563566403. The reversal of 563566368 is 863665365.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×563566368² = 635214102281422848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77046 + ... + 84042.

It is an arithmetic number, because the mean of its divisors is an integer number (30861180).

Almost surely, 2^563566368 is an apocalyptic number.

It is an amenable number.

563566368 is an abundant number, since it is smaller than the sum of its proper divisors (917770272).

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

563566368 is a wasteful number, since it uses less digits than its factorization.

563566368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7849 (or 7841 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 48.

The square root of 563566368 is about 23739.5528180292. The cubic root of 563566368 is about 826.0031228691.

The spelling of 563566368 in words is "five hundred sixty-three million, five hundred sixty-six thousand, three hundred sixty-eight".