12313723666613 has 4 divisors (see below), whose sum is σ = 12314133348480. Its totient is φ = 12313313984748.

The previous prime is 12313723666579. The next prime is 12313723666661. The reversal of 12313723666613 is 31666632731321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12313723666613 - 2⁶ = 12313723666549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313723666693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204795845 + ... + 204855962.

It is an arithmetic number, because the mean of its divisors is an integer number (3078533337120).

Almost surely, 2^{12313723666613} is an apocalyptic number.

It is an amenable number.

12313723666613 is a deficient number, since it is larger than the sum of its proper divisors (409681867).

12313723666613 is an equidigital number, since it uses as much as digits as its factorization.

12313723666613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409681866.

The product of its digits is 2939328, while the sum is 50.

The spelling of 12313723666613 in words is "twelve trillion, three hundred thirteen billion, seven hundred twenty-three million, six hundred sixty-six thousand, six hundred thirteen".