12331332515652 has 12 divisors (see below), whose sum is σ = 28773109203216. Its totient is φ = 4110444171880.

The previous prime is 12331332515617. The next prime is 12331332515687. The reversal of 12331332515652 is 25651523313321.

It is an interprime number because it is at equal distance from previous prime (12331332515617) and next prime (12331332515687).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12331332515652² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513805521474 + ... + 513805521497.

It is an arithmetic number, because the mean of its divisors is an integer number (2397759100268).

Almost surely, 2^{12331332515652} is an apocalyptic number.

12331332515652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12331332515652 is an abundant number, since it is smaller than the sum of its proper divisors (16441776687564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12331332515652 is a wasteful number, since it uses less digits than its factorization.

12331332515652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027611042978 (or 1027611042976 counting only the distinct ones).

The product of its digits is 486000, while the sum is 42.

Adding to 12331332515652 its reverse (25651523313321), we get a palindrome (37982855828973).

The spelling of 12331332515652 in words is "twelve trillion, three hundred thirty-one billion, three hundred thirty-two million, five hundred fifteen thousand, six hundred fifty-two".