12311361764 has 24 divisors (see below), whose sum is σ = 24002259960. Its totient is φ = 5486229504.

The previous prime is 12311361739. The next prime is 12311361841. The reversal of 12311361764 is 46716311321.

It can be written as a sum of positive squares in 4 ways, for example, as 1459264 + 12309902500 = 1208^2 + 110950^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4080509 + ... + 4083524.

It is an arithmetic number, because the mean of its divisors is an integer number (1000094165).

Almost surely, 2^12311361764 is an apocalyptic number.

It is an amenable number.

12311361764 is a deficient number, since it is larger than the sum of its proper divisors (11690898196).

12311361764 is a wasteful number, since it uses less digits than its factorization.

12311361764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8164079 (or 8164077 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The spelling of 12311361764 in words is "twelve billion, three hundred eleven million, three hundred sixty-one thousand, seven hundred sixty-four".