566536289 has 4 divisors (see below), whose sum is σ = 618039600. Its totient is φ = 515032980.

The previous prime is 566536273. The next prime is 566536291. The reversal of 566536289 is 982635665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 566536289 - 2⁴ = 566536273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566536249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25751639 + ... + 25751660.

It is an arithmetic number, because the mean of its divisors is an integer number (154509900).

Almost surely, 2^566536289 is an apocalyptic number.

It is an amenable number.

566536289 is a deficient number, since it is larger than the sum of its proper divisors (51503311).

566536289 is a wasteful number, since it uses less digits than its factorization.

566536289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51503310.

The product of its digits is 2332800, while the sum is 50.

The square root of 566536289 is about 23802.0227921914. The cubic root of 566536289 is about 827.4515576039.

The spelling of 566536289 in words is "five hundred sixty-six million, five hundred thirty-six thousand, two hundred eighty-nine".