4481441843 has 4 divisors (see below), whose sum is σ = 4485137568. Its totient is φ = 4477746120.

The previous prime is 4481441779. The next prime is 4481441849. The reversal of 4481441843 is 3481441844.

It is a happy number.

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 4481441843 - 2⁶ = 4481441779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4481441843.

It is not an unprimeable number, because it can be changed into a prime (4481441849) 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, 1846043 + ... + 1848468.

It is an arithmetic number, because the mean of its divisors is an integer number (1121284392).

Almost surely, 2^4481441843 is an apocalyptic number.

4481441843 is a deficient number, since it is larger than the sum of its proper divisors (3695725).

4481441843 is a wasteful number, since it uses less digits than its factorization.

4481441843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3695724.

The product of its digits is 196608, while the sum is 41.

The square root of 4481441843 is about 66943.5720812686. The cubic root of 4481441843 is about 1648.6909535243.

Subtracting from 4481441843 its reverse (3481441844), we obtain a palindrome (999999999).

The spelling of 4481441843 in words is "four billion, four hundred eighty-one million, four hundred forty-one thousand, eight hundred forty-three".