12943738407144 has 64 divisors (see below), whose sum is σ = 32944013591040. Its totient is φ = 4236856853760.

The previous prime is 12943738407143. The next prime is 12943738407151. The reversal of 12943738407144 is 44170483734921.

It is a happy number.

12943738407144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12943738407143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6394179 + ... + 8171474.

It is an arithmetic number, because the mean of its divisors is an integer number (514750212360).

Almost surely, 2^{12943738407144} is an apocalyptic number.

It is an amenable number.

12943738407144 is an abundant number, since it is smaller than the sum of its proper divisors (20000275183896).

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

12943738407144 is a wasteful number, since it uses less digits than its factorization.

12943738407144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14566330 (or 14566326 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 57.

The spelling of 12943738407144 in words is "twelve trillion, nine hundred forty-three billion, seven hundred thirty-eight million, four hundred seven thousand, one hundred forty-four".