4044443045 has 16 divisors (see below), whose sum is σ = 5047629312. Its totient is φ = 3108490560.

The previous prime is 4044442973. The next prime is 4044443057. The reversal of 4044443045 is 5403444404.

It is a happy number.

It is not a de Polignac number, because 4044443045 - 2⁸ = 4044442789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141077 + ... + 167306.

It is an arithmetic number, because the mean of its divisors is an integer number (315476832).

Almost surely, 2^4044443045 is an apocalyptic number.

It is an amenable number.

4044443045 is a deficient number, since it is larger than the sum of its proper divisors (1003186267).

4044443045 is a wasteful number, since it uses less digits than its factorization.

4044443045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308492.

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

The square root of 4044443045 is about 63595.9357585058. The cubic root of 4044443045 is about 1593.2584897366.

Adding to 4044443045 its reverse (5403444404), we get a palindrome (9447887449).

The spelling of 4044443045 in words is "four billion, forty-four million, four hundred forty-three thousand, forty-five".