16444441354163 has 16 divisors (see below), whose sum is σ = 17447080717440. Its totient is φ = 15455584497600.

The previous prime is 16444441354063. The next prime is 16444441354181. The reversal of 16444441354163 is 36145314444461.

It is a cyclic number.

It is not a de Polignac number, because 16444441354163 - 2¹⁰ = 16444441353139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16444441354063) 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, 7742831 + ... + 9635367.

It is an arithmetic number, because the mean of its divisors is an integer number (1090442544840).

Almost surely, 2^{16444441354163} is an apocalyptic number.

16444441354163 is a deficient number, since it is larger than the sum of its proper divisors (1002639363277).

16444441354163 is a wasteful number, since it uses less digits than its factorization.

16444441354163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896178.

The product of its digits is 6635520, while the sum is 50.

The spelling of 16444441354163 in words is "sixteen trillion, four hundred forty-four billion, four hundred forty-one million, three hundred fifty-four thousand, one hundred sixty-three".