4442001221244 has 12 divisors (see below), whose sum is σ = 10364669516264. Its totient is φ = 1480667073744.

The previous prime is 4442001221219. The next prime is 4442001221261. The reversal of 4442001221244 is 4421221002444.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185083384207 + ... + 185083384230.

Almost surely, 2^{4442001221244} is an apocalyptic number.

It is an amenable number.

4442001221244 is an abundant number, since it is smaller than the sum of its proper divisors (5922668295020).

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

4442001221244 is a wasteful number, since it uses less digits than its factorization.

4442001221244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370166768444 (or 370166768442 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 4442001221244 its reverse (4421221002444), we get a palindrome (8863222223688).

The spelling of 4442001221244 in words is "four trillion, four hundred forty-two billion, one million, two hundred twenty-one thousand, two hundred forty-four".