22244403444140 has 24 divisors (see below), whose sum is σ = 46749097822560. Its totient is φ = 8890932693888.

The previous prime is 22244403444119. The next prime is 22244403444149. The reversal of 22244403444140 is 4144430444222.

It is a junction number, because it is equal to n+sod(n) for n = 22244403444094 and 22244403444103.

It is not an unprimeable number, because it can be changed into a prime (22244403444149) 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, 426766025 + ... + 426818144.

It is an arithmetic number, because the mean of its divisors is an integer number (1947879075940).

Almost surely, 2^{22244403444140} is an apocalyptic number.

22244403444140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22244403444140 is an abundant number, since it is smaller than the sum of its proper divisors (24504694378420).

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

22244403444140 is a wasteful number, since it uses less digits than its factorization.

22244403444140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853585481 (or 853585479 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 38.

Adding to 22244403444140 its reverse (4144430444222), we get a palindrome (26388833888362).

The spelling of 22244403444140 in words is "twenty-two trillion, two hundred forty-four billion, four hundred three million, four hundred forty-four thousand, one hundred forty".