22444220004 has 24 divisors (see below), whose sum is σ = 52380295968. Its totient is φ = 7479913920.

The previous prime is 22444219999. The next prime is 22444220077. The reversal of 22444220004 is 40002244422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123082 + ... + 245025.

It is an arithmetic number, because the mean of its divisors is an integer number (2182512332).

Almost surely, 2^22444220004 is an apocalyptic number.

It is an amenable number.

22444220004 is an abundant number, since it is smaller than the sum of its proper divisors (29936075964).

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

22444220004 is a wasteful number, since it uses less digits than its factorization.

22444220004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373195 (or 373193 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22444220004 its reverse (40002244422), we get a palindrome (62446464426).

The spelling of 22444220004 in words is "twenty-two billion, four hundred forty-four million, two hundred twenty thousand, four".