572731564209 has 16 divisors (see below), whose sum is σ = 874205557632. Its totient is φ = 326723275008.

The previous prime is 572731564199. The next prime is 572731564243. The reversal of 572731564209 is 902465137275.

It is not a de Polignac number, because 572731564209 - 2⁷ = 572731564081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (572731164209) 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 15 ways as a sum of consecutive naturals, for example, 22983274 + ... + 23008179.

It is an arithmetic number, because the mean of its divisors is an integer number (54637847352).

Almost surely, 2^572731564209 is an apocalyptic number.

It is an amenable number.

572731564209 is a deficient number, since it is larger than the sum of its proper divisors (301473993423).

572731564209 is a wasteful number, since it uses less digits than its factorization.

572731564209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45992056.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 572731564209 in words is "five hundred seventy-two billion, seven hundred thirty-one million, five hundred sixty-four thousand, two hundred nine".