22042313504 has 48 divisors (see below), whose sum is σ = 45034428600. Its totient is φ = 10607407104.

The previous prime is 22042313479. The next prime is 22042313507. The reversal of 22042313504 is 40531324022.

It can be written as a sum of positive squares in 4 ways, for example, as 19670623504 + 2371690000 = 140252^2 + 48700^2 .

It is not an unprimeable number, because it can be changed into a prime (22042313507) 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, 256712 + ... + 331640.

Almost surely, 2^22042313504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22042313504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22517214300).

22042313504 is an abundant number, since it is smaller than the sum of its proper divisors (22992115096).

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

22042313504 is a wasteful number, since it uses less digits than its factorization.

22042313504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75285 (or 75277 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 22042313504 its reverse (40531324022), we get a palindrome (62573637526).

The spelling of 22042313504 in words is "twenty-two billion, forty-two million, three hundred thirteen thousand, five hundred four".