563053566 has 32 divisors (see below), whose sum is σ = 1195840800. Its totient is φ = 176126976.

The previous prime is 563053559. The next prime is 563053591. The reversal of 563053566 is 665350365.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27690 + ... + 43506.

It is an arithmetic number, because the mean of its divisors is an integer number (37370025).

Almost surely, 2^563053566 is an apocalyptic number.

563053566 is an abundant number, since it is smaller than the sum of its proper divisors (632787234).

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

563053566 is a wasteful number, since it uses less digits than its factorization.

563053566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16188.

The product of its (nonzero) digits is 243000, while the sum is 39.

The square root of 563053566 is about 23728.7497774324. The cubic root of 563053566 is about 825.7525137623.

The spelling of 563053566 in words is "five hundred sixty-three million, fifty-three thousand, five hundred sixty-six".