131413340431344 has 20 divisors (see below), whose sum is σ = 339484462781096. Its totient is φ = 43804446810432.

The previous prime is 131413340431339. The next prime is 131413340431361. The reversal of 131413340431344 is 443134043314131.

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 3 ways as a sum of consecutive naturals, for example, 1368888962779 + ... + 1368888962874.

Almost surely, 2^{131413340431344} is an apocalyptic number.

It is an amenable number.

131413340431344 is an abundant number, since it is smaller than the sum of its proper divisors (208071122349752).

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

131413340431344 is a wasteful number, since it uses less digits than its factorization.

131413340431344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737777925664 (or 2737777925658 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 131413340431344 its reverse (443134043314131), we get a palindrome (574547383745475).

The spelling of 131413340431344 in words is "one hundred thirty-one trillion, four hundred thirteen billion, three hundred forty million, four hundred thirty-one thousand, three hundred forty-four".