564452565 has 16 divisors (see below), whose sum is σ = 906728256. Its totient is φ = 299840000.

The previous prime is 564452561. The next prime is 564452569. The reversal of 564452565 is 565254465.

It is a happy number.

564452565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (564452561) and next prime (564452569).

It is not a de Polignac number, because 564452565 - 2² = 564452561 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564452561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71196 + ... + 78725.

It is an arithmetic number, because the mean of its divisors is an integer number (56670516).

Almost surely, 2^564452565 is an apocalyptic number.

It is an amenable number.

564452565 is a deficient number, since it is larger than the sum of its proper divisors (342275691).

564452565 is a wasteful number, since it uses less digits than its factorization.

564452565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150180.

The product of its digits is 720000, while the sum is 42.

The square root of 564452565 is about 23758.2104755388. The cubic root of 564452565 is about 826.4358540018.

The spelling of 564452565 in words is "five hundred sixty-four million, four hundred fifty-two thousand, five hundred sixty-five".