14044421622 has 64 divisors (see below), whose sum is σ = 35078819328. Its totient is φ = 3641760000.

The previous prime is 14044421609. The next prime is 14044421623. The reversal of 14044421622 is 22612444041.

It is a super-2 number, since 2×14044421622² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14044421622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14044421623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252372 + ... + 302952.

It is an arithmetic number, because the mean of its divisors is an integer number (548106552).

Almost surely, 2^14044421622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14044421622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17539409664).

14044421622 is an abundant number, since it is smaller than the sum of its proper divisors (21034397706).

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

14044421622 is a wasteful number, since it uses less digits than its factorization.

14044421622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51205.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 14044421622 its reverse (22612444041), we get a palindrome (36656865663).

The spelling of 14044421622 in words is "fourteen billion, forty-four million, four hundred twenty-one thousand, six hundred twenty-two".