4144432045 has 8 divisors (see below), whose sum is σ = 5355881496. Its totient is φ = 3060503616.

The previous prime is 4144432007. The next prime is 4144432051. The reversal of 4144432045 is 5402344414.

It can be written as a sum of positive squares in 4 ways, for example, as 806404 + 4143625641 = 898^2 + 64371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4144432045 - 2⁷ = 4144431917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4144431998 and 4144432016.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 31880182 + ... + 31880311.

It is an arithmetic number, because the mean of its divisors is an integer number (669485187).

Almost surely, 2^4144432045 is an apocalyptic number.

It is an amenable number.

4144432045 is a deficient number, since it is larger than the sum of its proper divisors (1211449451).

4144432045 is a wasteful number, since it uses less digits than its factorization.

4144432045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63760511.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 4144432045 is about 64377.2634165200. The cubic root of 4144432045 is about 1606.2815623205.

Adding to 4144432045 its reverse (5402344414), we get a palindrome (9546776459).

The spelling of 4144432045 in words is "four billion, one hundred forty-four million, four hundred thirty-two thousand, forty-five".