444411445 has 4 divisors (see below), whose sum is σ = 533293740. Its totient is φ = 355529152.

The previous prime is 444411439. The next prime is 444411449. The reversal of 444411445 is 544114444.

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

It can be written as a sum of positive squares in 2 ways, for example, as 220879044 + 223532401 = 14862^2 + 14951^2 .

It is a cyclic number.

It is not a de Polignac number, because 444411445 - 2¹⁵ = 444378677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444411449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44441140 + ... + 44441149.

It is an arithmetic number, because the mean of its divisors is an integer number (133323435).

Almost surely, 2^444411445 is an apocalyptic number.

It is an amenable number.

444411445 is a deficient number, since it is larger than the sum of its proper divisors (88882295).

444411445 is an equidigital number, since it uses as much as digits as its factorization.

444411445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88882294.

The product of its digits is 20480, while the sum is 31.

The square root of 444411445 is about 21081.0684027162. The cubic root of 444411445 is about 763.1239404344.

Adding to 444411445 its reverse (544114444), we get a palindrome (988525889).

The spelling of 444411445 in words is "four hundred forty-four million, four hundred eleven thousand, four hundred forty-five".