22445204322 has 8 divisors (see below), whose sum is σ = 44890408656. Its totient is φ = 7481734772.

The previous prime is 22445204321. The next prime is 22445204347. The reversal of 22445204322 is 22340254422.

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

22445204322 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22445204322.

It is not an unprimeable number, because it can be changed into a prime (22445204321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870433688 + ... + 1870433699.

It is an arithmetic number, because the mean of its divisors is an integer number (5611301082).

Almost surely, 2^22445204322 is an apocalyptic number.

22445204322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22445204322 is a wasteful number, since it uses less digits than its factorization.

22445204322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740867392.

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 22445204322 its reverse (22340254422), we get a palindrome (44785458744).

The spelling of 22445204322 in words is "twenty-two billion, four hundred forty-five million, two hundred four thousand, three hundred twenty-two".