566798823 has 64 divisors (see below), whose sum is σ = 944640000. Its totient is φ = 334212480.

The previous prime is 566798809. The next prime is 566798833. The reversal of 566798823 is 328897665.

It is a happy number.

566798823 is a `hidden beast` number, since 566 + 79 + 8 + 8 + 2 + 3 = 666.

566798823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 566798823 - 2²⁰ = 565750247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 566798823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566798833) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 460573 + ... + 461801.

It is an arithmetic number, because the mean of its divisors is an integer number (14760000).

Almost surely, 2^566798823 is an apocalyptic number.

566798823 is a deficient number, since it is larger than the sum of its proper divisors (377841177).

566798823 is a wasteful number, since it uses less digits than its factorization.

566798823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317 (or 1311 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 566798823 is about 23807.5371048750. The cubic root of 566798823 is about 827.5793520774.

The spelling of 566798823 in words is "five hundred sixty-six million, seven hundred ninety-eight thousand, eight hundred twenty-three".