22044240544004 has 48 divisors (see below), whose sum is σ = 45049793701248. Its totient is φ = 9242563519488.

The previous prime is 22044240544003. The next prime is 22044240544031. The reversal of 22044240544004 is 40044504244022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22044240544003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20889389 + ... + 21919284.

It is an arithmetic number, because the mean of its divisors is an integer number (938537368776).

Almost surely, 2^{22044240544004} is an apocalyptic number.

It is an amenable number.

22044240544004 is an abundant number, since it is smaller than the sum of its proper divisors (23005553157244).

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

22044240544004 is a wasteful number, since it uses less digits than its factorization.

22044240544004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42809084 (or 42809082 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 35.

Adding to 22044240544004 its reverse (40044504244022), we get a palindrome (62088744788026).

The spelling of 22044240544004 in words is "twenty-two trillion, forty-four billion, two hundred forty million, five hundred forty-four thousand, four".