22042423244 has 24 divisors (see below), whose sum is σ = 42619112928. Its totient is φ = 9921908480.

The previous prime is 22042423231. The next prime is 22042423259. The reversal of 22042423244 is 44232424022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7045247 + ... + 7048374.

It is an arithmetic number, because the mean of its divisors is an integer number (1775796372).

Almost surely, 2^22042423244 is an apocalyptic number.

It is an amenable number.

22042423244 is a deficient number, since it is larger than the sum of its proper divisors (20576689684).

22042423244 is a wasteful number, since it uses less digits than its factorization.

22042423244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14093665 (or 14093663 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 22042423244 its reverse (44232424022), we get a palindrome (66274847266).

The spelling of 22042423244 in words is "twenty-two billion, forty-two million, four hundred twenty-three thousand, two hundred forty-four".