564520063 has 4 divisors (see below), whose sum is σ = 579777400. Its totient is φ = 549262728.

The previous prime is 564520049. The next prime is 564520081. The reversal of 564520063 is 360025465.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 564520063 - 2¹⁷ = 564388991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564520043) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7628613 + ... + 7628686.

It is an arithmetic number, because the mean of its divisors is an integer number (144944350).

Almost surely, 2^564520063 is an apocalyptic number.

564520063 is a deficient number, since it is larger than the sum of its proper divisors (15257337).

564520063 is a wasteful number, since it uses less digits than its factorization.

564520063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15257336.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 564520063 is about 23759.6309525211. The cubic root of 564520063 is about 826.4687947939.

The spelling of 564520063 in words is "five hundred sixty-four million, five hundred twenty thousand, sixty-three".