13328431173831 has 8 divisors (see below), whose sum is σ = 18251545391344. Its totient is φ = 8645468869440.

The previous prime is 13328431173821. The next prime is 13328431173833. The reversal of 13328431173831 is 13837113482331.

13328431173831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13328431173831 - 2²⁷ = 13328296956103 is a prime.

It is a super-2 number, since 2×13328431173831² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13328431173833) 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, 60037978150 + ... + 60037978371.

It is an arithmetic number, because the mean of its divisors is an integer number (2281443173918).

Almost surely, 2^{13328431173831} is an apocalyptic number.

13328431173831 is a deficient number, since it is larger than the sum of its proper divisors (4923114217513).

13328431173831 is a wasteful number, since it uses less digits than its factorization.

13328431173831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120075956561.

The product of its digits is 870912, while the sum is 48.

The spelling of 13328431173831 in words is "thirteen trillion, three hundred twenty-eight billion, four hundred thirty-one million, one hundred seventy-three thousand, eight hundred thirty-one".