572537521231 has 16 divisors (see below), whose sum is σ = 651616237440. Its totient is φ = 498685788000.

The previous prime is 572537521219. The next prime is 572537521289. The reversal of 572537521231 is 132125735275.

It is a cyclic number.

It is not a de Polignac number, because 572537521231 - 2³¹ = 570390037583 is a prime.

It is a super-2 number, since 2×572537521231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572537522231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4555465 + ... + 4679458.

It is an arithmetic number, because the mean of its divisors is an integer number (40726014840).

Almost surely, 2^572537521231 is an apocalyptic number.

572537521231 is a deficient number, since it is larger than the sum of its proper divisors (79078716209).

572537521231 is a wasteful number, since it uses less digits than its factorization.

572537521231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9235206.

The product of its digits is 441000, while the sum is 43.

The spelling of 572537521231 in words is "five hundred seventy-two billion, five hundred thirty-seven million, five hundred twenty-one thousand, two hundred thirty-one".