444044662604141 has 8 divisors (see below), whose sum is σ = 450128147944440. Its totient is φ = 437961195689472.

The previous prime is 444044662604119. The next prime is 444044662604167. The reversal of 444044662604141 is 141406266440444.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 209914574888041 + 234130087716100 = 14488429^2 + 15301310^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444044662604141 is a prime.

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 444044662604141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444044662604111) 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, 48011471 + ... + 56508323.

It is an arithmetic number, because the mean of its divisors is an integer number (56266018493055).

Almost surely, 2^{444044662604141} is an apocalyptic number.

It is an amenable number.

444044662604141 is a deficient number, since it is larger than the sum of its proper divisors (6083485340299).

444044662604141 is an equidigital number, since it uses as much as digits as its factorization.

444044662604141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9212815.

The product of its (nonzero) digits is 7077888, while the sum is 50.

The spelling of 444044662604141 in words is "four hundred forty-four trillion, forty-four billion, six hundred sixty-two million, six hundred four thousand, one hundred forty-one".