12344555667892 has 36 divisors (see below), whose sum is σ = 25134273942624. Its totient is φ = 5289621622320.

The previous prime is 12344555667889. The next prime is 12344555668033. The reversal of 12344555667892 is 29876655544321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4217584 + ... + 6517447.

It is an arithmetic number, because the mean of its divisors is an integer number (698174276184).

Almost surely, 2^{12344555667892} is an apocalyptic number.

It is an amenable number.

12344555667892 is an abundant number, since it is smaller than the sum of its proper divisors (12789718274732).

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

12344555667892 is a wasteful number, since it uses less digits than its factorization.

12344555667892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10740916 (or 10740907 counting only the distinct ones).

The product of its digits is 435456000, while the sum is 67.

The spelling of 12344555667892 in words is "twelve trillion, three hundred forty-four billion, five hundred fifty-five million, six hundred sixty-seven thousand, eight hundred ninety-two".