12310131066564 has 48 divisors (see below), whose sum is σ = 28839563101440. Its totient is φ = 4086826894080.

The previous prime is 12310131066559. The next prime is 12310131066601. The reversal of 12310131066564 is 46566013101321.

12310131066564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8809432 + ... + 10110704.

It is an arithmetic number, because the mean of its divisors is an integer number (600824231280).

Almost surely, 2^{12310131066564} is an apocalyptic number.

It is an amenable number.

12310131066564 is an abundant number, since it is smaller than the sum of its proper divisors (16529432034876).

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

12310131066564 is a wasteful number, since it uses less digits than its factorization.

12310131066564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304460 (or 1304458 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

Adding to 12310131066564 its reverse (46566013101321), we get a palindrome (58876144167885).

The spelling of 12310131066564 in words is "twelve trillion, three hundred ten billion, one hundred thirty-one million, sixty-six thousand, five hundred sixty-four".