444374381371 has 4 divisors (see below), whose sum is σ = 463695006672. Its totient is φ = 425053756072.

The previous prime is 444374381369. The next prime is 444374381401. The reversal of 444374381371 is 173183473444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 444374381371 - 2¹ = 444374381369 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (444374381071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9660312616 + ... + 9660312661.

It is an arithmetic number, because the mean of its divisors is an integer number (115923751668).

Almost surely, 2^444374381371 is an apocalyptic number.

444374381371 is a deficient number, since it is larger than the sum of its proper divisors (19320625301).

444374381371 is a wasteful number, since it uses less digits than its factorization.

444374381371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19320625300.

The product of its digits is 2709504, while the sum is 49.

The spelling of 444374381371 in words is "four hundred forty-four billion, three hundred seventy-four million, three hundred eighty-one thousand, three hundred seventy-one".