13944441576 has 128 divisors (see below), whose sum is σ = 38818483200. Its totient is φ = 4145264640.

The previous prime is 13944441557. The next prime is 13944441659. The reversal of 13944441576 is 67514444931.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10919050 + ... + 10920326.

It is an arithmetic number, because the mean of its divisors is an integer number (303269400).

Almost surely, 2^13944441576 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 13944441576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19409241600).

13944441576 is an abundant number, since it is smaller than the sum of its proper divisors (24874041624).

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

13944441576 is a wasteful number, since it uses less digits than its factorization.

13944441576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459 (or 2455 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The spelling of 13944441576 in words is "thirteen billion, nine hundred forty-four million, four hundred forty-one thousand, five hundred seventy-six".