31442355324413 has 8 divisors (see below), whose sum is σ = 34812702775200. Its totient is φ = 28157333125680.

The previous prime is 31442355324337. The next prime is 31442355324421.

31442355324413 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-31442355324413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31442355324433) 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, 21331312238 + ... + 21331313711.

It is an arithmetic number, because the mean of its divisors is an integer number (4351587846900).

Almost surely, 2^{31442355324413} is an apocalyptic number.

It is an amenable number.

31442355324413 is a deficient number, since it is larger than the sum of its proper divisors (3370347450787).

31442355324413 is a wasteful number, since it uses less digits than its factorization.

31442355324413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42662626027.

The product of its digits is 2073600, while the sum is 44.

It can be divided in two parts, 3144235 and 5324413, that added together give a palindrome (8468648).

The spelling of 31442355324413 in words is "thirty-one trillion, four hundred forty-two billion, three hundred fifty-five million, three hundred twenty-four thousand, four hundred thirteen".