14403221444 has 12 divisors (see below), whose sum is σ = 25820409468. Its totient is φ = 7025961600.

The previous prime is 14403221359. The next prime is 14403221447. The reversal of 14403221444 is 44412230441.

It can be written as a sum of positive squares in 2 ways, for example, as 4967430400 + 9435791044 = 70480^2 + 97138^2 .

It is not an unprimeable number, because it can be changed into a prime (14403221447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43912097 + ... + 43912424.

It is an arithmetic number, because the mean of its divisors is an integer number (2151700789).

Almost surely, 2^14403221444 is an apocalyptic number.

It is an amenable number.

14403221444 is a deficient number, since it is larger than the sum of its proper divisors (11417188024).

14403221444 is a wasteful number, since it uses less digits than its factorization.

14403221444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87824566 (or 87824564 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 14403221444 its reverse (44412230441), we get a palindrome (58815451885).

The spelling of 14403221444 in words is "fourteen billion, four hundred three million, two hundred twenty-one thousand, four hundred forty-four".