4443400445 has 32 divisors (see below), whose sum is σ = 6145528320. Its totient is φ = 3053693440.

The previous prime is 4443400441. The next prime is 4443400447. The reversal of 4443400445 is 5440043444.

It is a happy number.

It is not a de Polignac number, because 4443400445 - 2² = 4443400441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443400441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45329 + ... + 104601.

It is an arithmetic number, because the mean of its divisors is an integer number (192047760).

Almost surely, 2^4443400445 is an apocalyptic number.

It is an amenable number.

4443400445 is a deficient number, since it is larger than the sum of its proper divisors (1702127875).

4443400445 is a wasteful number, since it uses less digits than its factorization.

4443400445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59365.

The product of its (nonzero) digits is 61440, while the sum is 32.

The square root of 4443400445 is about 66658.8362109631. The cubic root of 4443400445 is about 1644.0126366039.

Adding to 4443400445 its reverse (5440043444), we get a palindrome (9883443889).

The spelling of 4443400445 in words is "four billion, four hundred forty-three million, four hundred thousand, four hundred forty-five".