12365665226144 has 48 divisors (see below), whose sum is σ = 25414068230208. Its totient is φ = 5911524951552.

The previous prime is 12365665226143. The next prime is 12365665226149. The reversal of 12365665226144 is 44162256656321.

12365665226144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12365665226144² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12365665226143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1784642 + ... + 5283585.

It is an arithmetic number, because the mean of its divisors is an integer number (529459754796).

Almost surely, 2^{12365665226144} is an apocalyptic number.

It is an amenable number.

12365665226144 is an abundant number, since it is smaller than the sum of its proper divisors (13048403004064).

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

12365665226144 is a wasteful number, since it uses less digits than its factorization.

12365665226144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070637 (or 7070629 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 53.

The spelling of 12365665226144 in words is "twelve trillion, three hundred sixty-five billion, six hundred sixty-five million, two hundred twenty-six thousand, one hundred forty-four".