12365534542344 has 16 divisors (see below), whose sum is σ = 30913836355920. Its totient is φ = 4121844847440.

The previous prime is 12365534542327. The next prime is 12365534542349. The reversal of 12365534542344 is 44324543556321.

It is not an unprimeable number, because it can be changed into a prime (12365534542349) 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, 257615302942 + ... + 257615302989.

It is an arithmetic number, because the mean of its divisors is an integer number (1932114772245).

Almost surely, 2^{12365534542344} is an apocalyptic number.

It is an amenable number.

12365534542344 is an abundant number, since it is smaller than the sum of its proper divisors (18548301813576).

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

12365534542344 is a wasteful number, since it uses less digits than its factorization.

12365534542344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515230605940 (or 515230605936 counting only the distinct ones).

The product of its digits is 20736000, while the sum is 51.

The spelling of 12365534542344 in words is "twelve trillion, three hundred sixty-five billion, five hundred thirty-four million, five hundred forty-two thousand, three hundred forty-four".