565642799 has 2 divisors, whose sum is σ = 565642800. Its totient is φ = 565642798.

The previous prime is 565642789. The next prime is 565642801. The reversal of 565642799 is 997246565.

565642799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 565642799 - 2⁴ = 565642783 is a prime.

Together with 565642801, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 565642799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565642739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282821399 + 282821400.

It is an arithmetic number, because the mean of its divisors is an integer number (282821400).

Almost surely, 2^565642799 is an apocalyptic number.

565642799 is a deficient number, since it is larger than the sum of its proper divisors (1).

565642799 is an equidigital number, since it uses as much as digits as its factorization.

565642799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4082400, while the sum is 53.

The square root of 565642799 is about 23783.2461829751. The cubic root of 565642799 is about 827.0163347063.

The spelling of 565642799 in words is "five hundred sixty-five million, six hundred forty-two thousand, seven hundred ninety-nine".