14221224450 has 144 divisors (see below), whose sum is σ = 40445982720. Its totient is φ = 3576263040.

The previous prime is 14221224449. The next prime is 14221224497. The reversal of 14221224450 is 5442212241.

It is a happy number.

14221224450 is a `hidden beast` number, since 1 + 4 + 2 + 212 + 2 + 445 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 548479 + ... + 573821.

It is an arithmetic number, because the mean of its divisors is an integer number (280874880).

Almost surely, 2^14221224450 is an apocalyptic number.

14221224450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14221224450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20222991360).

14221224450 is an abundant number, since it is smaller than the sum of its proper divisors (26224758270).

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

14221224450 is a wasteful number, since it uses less digits than its factorization.

14221224450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25433 (or 25425 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 14221224450 its reverse (5442212241), we get a palindrome (19663436691).

The spelling of 14221224450 in words is "fourteen billion, two hundred twenty-one million, two hundred twenty-four thousand, four hundred fifty".