13444435334144 has 88 divisors (see below), whose sum is σ = 26925639948480. Its totient is φ = 6709746548736.

The previous prime is 13444435334107. The next prime is 13444435334159. The reversal of 13444435334144 is 44143353444431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2580998612 + ... + 2581003820.

Almost surely, 2^{13444435334144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13444435334144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13462819974240).

13444435334144 is an abundant number, since it is smaller than the sum of its proper divisors (13481204614336).

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

13444435334144 is an equidigital number, since it uses as much as digits as its factorization.

13444435334144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9423 (or 9405 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 47.

Adding to 13444435334144 its reverse (44143353444431), we get a palindrome (57587788778575).

The spelling of 13444435334144 in words is "thirteen trillion, four hundred forty-four billion, four hundred thirty-five million, three hundred thirty-four thousand, one hundred forty-four".