12349318273565 has 64 divisors (see below), whose sum is σ = 18735396911616. Its totient is φ = 7604044895232.

The previous prime is 12349318273549. The next prime is 12349318273571. The reversal of 12349318273565 is 56537281394321.

It is a cyclic number.

It is not a de Polignac number, because 12349318273565 - 2⁴ = 12349318273549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95103374 + ... + 95233136.

It is an arithmetic number, because the mean of its divisors is an integer number (292740576744).

Almost surely, 2^{12349318273565} is an apocalyptic number.

It is an amenable number.

12349318273565 is a deficient number, since it is larger than the sum of its proper divisors (6386078638051).

12349318273565 is a wasteful number, since it uses less digits than its factorization.

12349318273565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135478.

The product of its digits is 32659200, while the sum is 59.

The spelling of 12349318273565 in words is "twelve trillion, three hundred forty-nine billion, three hundred eighteen million, two hundred seventy-three thousand, five hundred sixty-five".