564361366 has 4 divisors (see below), whose sum is σ = 846542052. Its totient is φ = 282180682.

The previous prime is 564361363. The next prime is 564361381. The reversal of 564361366 is 663163465.

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

It is a Smith number, since the sum of its digits (40) 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 (564361363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141090340 + ... + 141090343.

It is an arithmetic number, because the mean of its divisors is an integer number (211635513).

Almost surely, 2^564361366 is an apocalyptic number.

564361366 is a deficient number, since it is larger than the sum of its proper divisors (282180686).

564361366 is a wasteful number, since it uses less digits than its factorization.

564361366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282180685.

The product of its digits is 233280, while the sum is 40.

The square root of 564361366 is about 23756.2910825743. The cubic root of 564361366 is about 826.3913423293.

The spelling of 564361366 in words is "five hundred sixty-four million, three hundred sixty-one thousand, three hundred sixty-six".