444228456885 has 16 divisors (see below), whose sum is σ = 710779917120. Its totient is φ = 236917048320.

The previous prime is 444228456829. The next prime is 444228456887. The reversal of 444228456885 is 588654822444.

It is not a de Polignac number, because 444228456885 - 2¹⁰ = 444228455861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444228456887) 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, 542421 + ... + 1087509.

It is an arithmetic number, because the mean of its divisors is an integer number (44423744820).

Almost surely, 2^444228456885 is an apocalyptic number.

It is an amenable number.

444228456885 is a deficient number, since it is larger than the sum of its proper divisors (266551460235).

444228456885 is a wasteful number, since it uses less digits than its factorization.

444228456885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599428.

The product of its digits is 78643200, while the sum is 60.

The spelling of 444228456885 in words is "four hundred forty-four billion, two hundred twenty-eight million, four hundred fifty-six thousand, eight hundred eighty-five".