31432311323413 has 16 divisors (see below), whose sum is σ = 42202823596416. Its totient is φ = 22608655496640.

The previous prime is 31432311323389. The next prime is 31432311323429.

31432311323413 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31432311323413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31432311323443) 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, 15700454206 + ... + 15700456207.

It is an arithmetic number, because the mean of its divisors is an integer number (2637676474776).

Almost surely, 2^{31432311323413} is an apocalyptic number.

It is an amenable number.

31432311323413 is a deficient number, since it is larger than the sum of its proper divisors (10770512273003).

31432311323413 is a wasteful number, since it uses less digits than its factorization.

31432311323413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31400910444.

The product of its digits is 46656, while the sum is 34.

It can be divided in two parts, 3143231 and 1323413, that added together give a palindrome (4466644).

The spelling of 31432311323413 in words is "thirty-one trillion, four hundred thirty-two billion, three hundred eleven million, three hundred twenty-three thousand, four hundred thirteen".