13114431305144 has 32 divisors (see below), whose sum is σ = 26481212955120. Its totient is φ = 6052780221696.

The previous prime is 13114431305111. The next prime is 13114431305167. The reversal of 13114431305144 is 44150313441131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33574307 + ... + 33962669.

Almost surely, 2^{13114431305144} is an apocalyptic number.

It is an amenable number.

13114431305144 is an abundant number, since it is smaller than the sum of its proper divisors (13366781649976).

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

13114431305144 is a wasteful number, since it uses less digits than its factorization.

13114431305144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713079 (or 713075 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 13114431305144 its reverse (44150313441131), we get a palindrome (57264744746275).

The spelling of 13114431305144 in words is "thirteen trillion, one hundred fourteen billion, four hundred thirty-one million, three hundred five thousand, one hundred forty-four".