14421208838784 has 128 divisors (see below), whose sum is σ = 41806840988160. Its totient is φ = 4368169344000.

The previous prime is 14421208838783. The next prime is 14421208838801. The reversal of 14421208838784 is 48783880212441.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (14421208838783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9022999 + ... + 10500329.

It is an arithmetic number, because the mean of its divisors is an integer number (326615945220).

Almost surely, 2^{14421208838784} 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 14421208838784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20903420494080).

14421208838784 is an abundant number, since it is smaller than the sum of its proper divisors (27385632149376).

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

14421208838784 is a wasteful number, since it uses less digits than its factorization.

14421208838784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479670 (or 1479658 counting only the distinct ones).

The product of its (nonzero) digits is 22020096, while the sum is 60.

The spelling of 14421208838784 in words is "fourteen trillion, four hundred twenty-one billion, two hundred eight million, eight hundred thirty-eight thousand, seven hundred eighty-four".