441985000816 has 40 divisors (see below), whose sum is σ = 907158384080. Its totient is φ = 208027782144.

The previous prime is 441985000799. The next prime is 441985000837. The reversal of 441985000816 is 618000589144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4582521 + ... + 4677976.

It is an arithmetic number, because the mean of its divisors is an integer number (22678959602).

Almost surely, 2^441985000816 is an apocalyptic number.

It is an amenable number.

441985000816 is an abundant number, since it is smaller than the sum of its proper divisors (465173383264).

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

441985000816 is a wasteful number, since it uses less digits than its factorization.

441985000816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9260681 (or 9260675 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 441985000816 in words is "four hundred forty-one billion, nine hundred eighty-five million, eight hundred sixteen", and thus it is an aban number.