12224004401424 has 80 divisors (see below), whose sum is σ = 32100433833600. Its totient is φ = 4007655779328.

The previous prime is 12224004401377. The next prime is 12224004401431. The reversal of 12224004401424 is 42410440042221.

It is a junction number, because it is equal to n+sod(n) for n = 12224004401391 and 12224004401400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3600819 + ... + 6116690.

It is an arithmetic number, because the mean of its divisors is an integer number (401255422920).

Almost surely, 2^{12224004401424} is an apocalyptic number.

It is an amenable number.

12224004401424 is an abundant number, since it is smaller than the sum of its proper divisors (19876429432176).

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

12224004401424 is a wasteful number, since it uses less digits than its factorization.

12224004401424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9717952 (or 9717946 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 12224004401424 its reverse (42410440042221), we get a palindrome (54634444443645).

The spelling of 12224004401424 in words is "twelve trillion, two hundred twenty-four billion, four million, four hundred one thousand, four hundred twenty-four".