404444031104441 has 4 divisors (see below), whose sum is σ = 404444580382500. Its totient is φ = 404443481826384.

The previous prime is 404444031104363. The next prime is 404444031104521. The reversal of 404444031104441 is 144401130444404.

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 93754195155625 + 310689835948816 = 9682675^2 + 17626396^2 .

It is a cyclic number.

It is not a de Polignac number, because 404444031104441 - 2¹⁸ = 404444030842297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 404444031104395 and 404444031104404.

It is not an unprimeable number, because it can be changed into a prime (404444031104041) 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, 273533066 + ... + 275007683.

It is an arithmetic number, because the mean of its divisors is an integer number (101111145095625).

Almost surely, 2^{404444031104441} is an apocalyptic number.

It is an amenable number.

404444031104441 is a deficient number, since it is larger than the sum of its proper divisors (549278059).

404444031104441 is an equidigital number, since it uses as much as digits as its factorization.

404444031104441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549278058.

The product of its (nonzero) digits is 196608, while the sum is 38.

Adding to 404444031104441 its reverse (144401130444404), we get a palindrome (548845161548845).

The spelling of 404444031104441 in words is "four hundred four trillion, four hundred forty-four billion, thirty-one million, one hundred four thousand, four hundred forty-one".