22444111144423 has 8 divisors (see below), whose sum is σ = 22587653717648. Its totient is φ = 22300575994944.

The previous prime is 22444111144397. The next prime is 22444111144447. The reversal of 22444111144423 is 32444111144422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22444111144423 - 2¹⁷ = 22444111013351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444111141423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4274515 + ... + 7947307.

It is an arithmetic number, because the mean of its divisors is an integer number (2823456714706).

Almost surely, 2^{22444111144423} is an apocalyptic number.

22444111144423 is a deficient number, since it is larger than the sum of its proper divisors (143542573225).

22444111144423 is a wasteful number, since it uses less digits than its factorization.

22444111144423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3711873.

The product of its digits is 98304, while the sum is 37.

Adding to 22444111144423 its reverse (32444111144422), we get a palindrome (54888222288845).

Subtracting 22444111144423 from its reverse (32444111144422), we obtain a palindrome (9999999999999).

The spelling of 22444111144423 in words is "twenty-two trillion, four hundred forty-four billion, one hundred eleven million, one hundred forty-four thousand, four hundred twenty-three".