4043446345 has 32 divisors (see below), whose sum is σ = 5379187968. Its totient is φ = 2902192128.

The previous prime is 4043446291. The next prime is 4043446349. The reversal of 4043446345 is 5436443404.

It is not a de Polignac number, because 4043446345 - 2¹⁹ = 4042922057 is a prime.

It is a Duffinian number.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596817 + ... + 603553.

It is an arithmetic number, because the mean of its divisors is an integer number (168099624).

Almost surely, 2^4043446345 is an apocalyptic number.

It is an amenable number.

4043446345 is a deficient number, since it is larger than the sum of its proper divisors (1335741623).

4043446345 is a wasteful number, since it uses less digits than its factorization.

4043446345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7089.

The product of its (nonzero) digits is 276480, while the sum is 37.

The square root of 4043446345 is about 63588.0990830831. The cubic root of 4043446345 is about 1593.1275997571.

Adding to 4043446345 its reverse (5436443404), we get a palindrome (9479889749).

The spelling of 4043446345 in words is "four billion, forty-three million, four hundred forty-six thousand, three hundred forty-five".