523543020330231 has 60 divisors (see below), whose sum is σ = 859684707377496. Its totient is φ = 317284037880480.

The previous prime is 523543020330199. The next prime is 523543020330259. The reversal of 523543020330231 is 132033020345325.

523543020330231 is a `hidden beast` number, since 5 + 2 + 35 + 43 + 0 + 20 + 330 + 231 = 666.

It is not a de Polignac number, because 523543020330231 - 2⁵ = 523543020330199 is a prime.

It is a super-2 number, since 2×523543020330231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523543020337231) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 211283305 + ... + 213746861.

Almost surely, 2^{523543020330231} is an apocalyptic number.

523543020330231 is a deficient number, since it is larger than the sum of its proper divisors (336141687047265).

523543020330231 is a wasteful number, since it uses less digits than its factorization.

523543020330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485274 (or 2485254 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 36.

Adding to 523543020330231 its reverse (132033020345325), we get a palindrome (655576040675556).

The spelling of 523543020330231 in words is "five hundred twenty-three trillion, five hundred forty-three billion, twenty million, three hundred thirty thousand, two hundred thirty-one".