444242202242443 has 8 divisors (see below), whose sum is σ = 484628055921216. Its totient is φ = 403856381718600.

The previous prime is 444242202242431. The next prime is 444242202242543. The reversal of 444242202242443 is 344242202242444.

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

It is a cyclic number.

It is not a de Polignac number, because 444242202242443 - 2¹⁷ = 444242202111371 is a prime.

It is a super-2 number, since 2×444242202242443² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 444242202242443.

It is not an unprimeable number, because it can be changed into a prime (444242202242543) 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, 25835488 + ... + 39445618.

It is an arithmetic number, because the mean of its divisors is an integer number (60578506990152).

Almost surely, 2^{444242202242443} is an apocalyptic number.

444242202242443 is a deficient number, since it is larger than the sum of its proper divisors (40385853678773).

444242202242443 is a wasteful number, since it uses less digits than its factorization.

444242202242443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16577465.

The product of its (nonzero) digits is 3145728, while the sum is 43.

Adding to 444242202242443 its reverse (344242202242444), we get a palindrome (788484404484887).

Subtracting from 444242202242443 its reverse (344242202242444), we obtain a palindrome (99999999999999).

The spelling of 444242202242443 in words is "four hundred forty-four trillion, two hundred forty-two billion, two hundred two million, two hundred forty-two thousand, four hundred forty-three".