441444044334431 has 16 divisors (see below), whose sum is σ = 469369438230528. Its totient is φ = 414505568484000.

The previous prime is 441444044334409. The next prime is 441444044334497. The reversal of 441444044334431 is 134433440444144.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441444044334431 is a prime.

It is a super-2 number, since 2×441444044334431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441444044334131) 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, 1096374296 + ... + 1096776861.

It is an arithmetic number, because the mean of its divisors is an integer number (29335589889408).

Almost surely, 2^{441444044334431} is an apocalyptic number.

441444044334431 is a deficient number, since it is larger than the sum of its proper divisors (27925393896097).

441444044334431 is a wasteful number, since it uses less digits than its factorization.

441444044334431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193151382.

The product of its (nonzero) digits is 7077888, while the sum is 47.

Adding to 441444044334431 its reverse (134433440444144), we get a palindrome (575877484778575).

The spelling of 441444044334431 in words is "four hundred forty-one trillion, four hundred forty-four billion, forty-four million, three hundred thirty-four thousand, four hundred thirty-one".