523112636331 has 12 divisors (see below), whose sum is σ = 758935810152. Its totient is φ = 347205448896.

The previous prime is 523112636311. The next prime is 523112636351. The reversal of 523112636331 is 133636211325.

523112636331 is a `hidden beast` number, since 5 + 2 + 3 + 1 + 12 + 6 + 3 + 633 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (523112636311) and next prime (523112636351).

It is not a de Polignac number, because 523112636331 - 2³¹ = 520965152683 is a prime.

It is a super-2 number, since 2×523112636331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (523112636311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128023566 + ... + 128027651.

It is an arithmetic number, because the mean of its divisors is an integer number (63244650846).

Almost surely, 2^523112636331 is an apocalyptic number.

523112636331 is a deficient number, since it is larger than the sum of its proper divisors (235823173821).

523112636331 is a wasteful number, since it uses less digits than its factorization.

523112636331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256051450 (or 256051447 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

Adding to 523112636331 its reverse (133636211325), we get a palindrome (656748847656).

The spelling of 523112636331 in words is "five hundred twenty-three billion, one hundred twelve million, six hundred thirty-six thousand, three hundred thirty-one".