565806768 has 40 divisors (see below), whose sum is σ = 1462906368. Its totient is φ = 188442432.

The previous prime is 565806763. The next prime is 565806779. The reversal of 565806768 is 867608565.

It is a self number, because there is not a number n which added to its sum of digits gives 565806768.

It is not an unprimeable number, because it can be changed into a prime (565806763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61305 + ... + 69927.

Almost surely, 2^565806768 is an apocalyptic number.

It is an amenable number.

565806768 is an abundant number, since it is smaller than the sum of its proper divisors (897099600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565806768 is a wasteful number, since it uses less digits than its factorization.

565806768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001 (or 9995 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The square root of 565806768 is about 23786.6930866819. The cubic root of 565806768 is about 827.0962390444.

The spelling of 565806768 in words is "five hundred sixty-five million, eight hundred six thousand, seven hundred sixty-eight".