565142366 has 12 divisors (see below), whose sum is σ = 871248168. Its totient is φ = 274932792.

The previous prime is 565142363. The next prime is 565142377. The reversal of 565142366 is 663241565.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565142363) 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 5 ways as a sum of consecutive naturals, for example, 100466 + ... + 105941.

It is an arithmetic number, because the mean of its divisors is an integer number (72604014).

Almost surely, 2^565142366 is an apocalyptic number.

565142366 is a deficient number, since it is larger than the sum of its proper divisors (306105802).

565142366 is a wasteful number, since it uses less digits than its factorization.

565142366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206483 (or 206446 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 565142366 is about 23772.7231507036. The cubic root of 565142366 is about 826.7723713325.

The spelling of 565142366 in words is "five hundred sixty-five million, one hundred forty-two thousand, three hundred sixty-six".