444021323425441 has 8 divisors (see below), whose sum is σ = 450659365779744. Its totient is φ = 437383600436640.

The previous prime is 444021323425387. The next prime is 444021323425469. The reversal of 444021323425441 is 144524323120444.

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 444021323425441 - 2³⁵ = 443986963687073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444021323425481) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 77039215 + ... + 82601956.

It is an arithmetic number, because the mean of its divisors is an integer number (56332420722468).

Almost surely, 2^{444021323425441} is an apocalyptic number.

It is an amenable number.

444021323425441 is a deficient number, since it is larger than the sum of its proper divisors (6638042354303).

444021323425441 is a wasteful number, since it uses less digits than its factorization.

444021323425441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159682751.

The product of its (nonzero) digits is 1474560, while the sum is 43.

Adding to 444021323425441 its reverse (144524323120444), we get a palindrome (588545646545885).

The spelling of 444021323425441 in words is "four hundred forty-four trillion, twenty-one billion, three hundred twenty-three million, four hundred twenty-five thousand, four hundred forty-one".