24244442222421 has 16 divisors (see below), whose sum is σ = 33549537067200. Its totient is φ = 15554785333248.

The previous prime is 24244442222417. The next prime is 24244442222471. The reversal of 24244442222421 is 12422224444242.

It is not a de Polignac number, because 24244442222421 - 2² = 24244442222417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24244442222421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24244442222471) 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, 453836076 + ... + 453889493.

It is an arithmetic number, because the mean of its divisors is an integer number (2096846066700).

Almost surely, 2^{24244442222421} is an apocalyptic number.

It is an amenable number.

24244442222421 is a deficient number, since it is larger than the sum of its proper divisors (9305094844779).

24244442222421 is a wasteful number, since it uses less digits than its factorization.

24244442222421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907725908.

The product of its digits is 524288, while the sum is 39.

Adding to 24244442222421 its reverse (12422224444242), we get a palindrome (36666666666663).

The spelling of 24244442222421 in words is "twenty-four trillion, two hundred forty-four billion, four hundred forty-two million, two hundred twenty-two thousand, four hundred twenty-one".