13344444331 has 8 divisors (see below), whose sum is σ = 13473473904. Its totient is φ = 13215494880.

The previous prime is 13344444319. The next prime is 13344444341.

13344444331 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13344444331 is a prime.

It is a super-2 number, since 2×13344444331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13344444341) 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, 346921 + ... + 383461.

It is an arithmetic number, because the mean of its divisors is an integer number (1684184238).

Almost surely, 2^13344444331 is an apocalyptic number.

13344444331 is a deficient number, since it is larger than the sum of its proper divisors (129029573).

13344444331 is a wasteful number, since it uses less digits than its factorization.

13344444331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40061.

The product of its digits is 82944, while the sum is 34.

The spelling of 13344444331 in words is "thirteen billion, three hundred forty-four million, four hundred forty-four thousand, three hundred thirty-one".