13344454144 has 80 divisors (see below), whose sum is σ = 30528546048. Its totient is φ = 5708408832.

The previous prime is 13344454141. The next prime is 13344454159. The reversal of 13344454144 is 44145444331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13344454141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2100637 + ... + 2106979.

Almost surely, 2^13344454144 is an apocalyptic number.

13344454144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13344454144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15264273024).

13344454144 is an abundant number, since it is smaller than the sum of its proper divisors (17184091904).

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

13344454144 is an frugal number, since it uses more digits than its factorization.

13344454144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6955 (or 6939 counting only the distinct ones).

The product of its digits is 184320, while the sum is 37.

Adding to 13344454144 its reverse (44145444331), we get a palindrome (57489898475).

The spelling of 13344454144 in words is "thirteen billion, three hundred forty-four million, four hundred fifty-four thousand, one hundred forty-four".