4043446344 has 128 divisors (see below), whose sum is σ = 12859392000. Its totient is φ = 1153196352.

The previous prime is 4043446291. The next prime is 4043446349. The reversal of 4043446344 is 4436443404.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4043446299 and 4043446308.

It is not an unprimeable number, because it can be changed into a prime (4043446349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 970137 + ... + 974295.

It is an arithmetic number, because the mean of its divisors is an integer number (100464000).

Almost surely, 2^4043446344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4043446344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6429696000).

4043446344 is an abundant number, since it is smaller than the sum of its proper divisors (8815945656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4043446344 is a wasteful number, since it uses less digits than its factorization.

4043446344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824 (or 4814 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

The square root of 4043446344 is about 63588.0990752200. The cubic root of 4043446344 is about 1593.1275996257.

Adding to 4043446344 its reverse (4436443404), we get a palindrome (8479889748).

The spelling of 4043446344 in words is "four billion, forty-three million, four hundred forty-six thousand, three hundred forty-four".