442444210984 has 8 divisors (see below), whose sum is σ = 829582895610. Its totient is φ = 221222105488.

The previous prime is 442444210981. The next prime is 442444211009. The reversal of 442444210984 is 489012444244.

It can be written as a sum of positive squares in only one way, i.e., 342316266084 + 100127944900 = 585078^2 + 316430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (442444210981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27652763179 + ... + 27652763194.

Almost surely, 2^442444210984 is an apocalyptic number.

It is an amenable number.

442444210984 is a deficient number, since it is larger than the sum of its proper divisors (387138684626).

442444210984 is a wasteful number, since it uses less digits than its factorization.

442444210984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55305526379 (or 55305526375 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 46.

The spelling of 442444210984 in words is "four hundred forty-two billion, four hundred forty-four million, two hundred ten thousand, nine hundred eighty-four".