14444323212 has 72 divisors (see below), whose sum is σ = 37567950336. Its totient is φ = 4315388000.

The previous prime is 14444323211. The next prime is 14444323213. The reversal of 14444323212 is 21232344441.

It is an interprime number because it is at equal distance from previous prime (14444323211) and next prime (14444323213).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 14444323212.

It is not an unprimeable number, because it can be changed into a prime (14444323211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33037 + ... + 173147.

It is an arithmetic number, because the mean of its divisors is an integer number (521777088).

Almost surely, 2^14444323212 is an apocalyptic number.

14444323212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14444323212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18783975168).

14444323212 is an abundant number, since it is smaller than the sum of its proper divisors (23123627124).

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

14444323212 is a wasteful number, since it uses less digits than its factorization.

14444323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140211 (or 140198 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

Adding to 14444323212 its reverse (21232344441), we get a palindrome (35676667653).

The spelling of 14444323212 in words is "fourteen billion, four hundred forty-four million, three hundred twenty-three thousand, two hundred twelve".