14444421414402 has 192 divisors, whose sum is σ = 35765459155584. Its totient is φ = 3864258478080.

The previous prime is 14444421414389. The next prime is 14444421414403. The reversal of 14444421414402 is 20441412444441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (14444421414403) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 781573002 + ... + 781591482.

It is an arithmetic number, because the mean of its divisors is an integer number (186278433102).

Almost surely, 2^{14444421414402} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14444421414402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17882729577792).

14444421414402 is an abundant number, since it is smaller than the sum of its proper divisors (21321037741182).

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

14444421414402 is a wasteful number, since it uses less digits than its factorization.

14444421414402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19313 (or 19306 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 39.

Adding to 14444421414402 its reverse (20441412444441), we get a palindrome (34885833858843).

The spelling of 14444421414402 in words is "fourteen trillion, four hundred forty-four billion, four hundred twenty-one million, four hundred fourteen thousand, four hundred two".