4440453689 has 8 divisors (see below), whose sum is σ = 5091020160. Its totient is φ = 3793941216.

The previous prime is 4440453673. The next prime is 4440453707. The reversal of 4440453689 is 9863540444.

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 4440453689 - 2⁴ = 4440453673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4440453649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1011149 + ... + 1015530.

It is an arithmetic number, because the mean of its divisors is an integer number (636377520).

Almost surely, 2^4440453689 is an apocalyptic number.

It is an amenable number.

4440453689 is a deficient number, since it is larger than the sum of its proper divisors (650566471).

4440453689 is a wasteful number, since it uses less digits than its factorization.

4440453689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026999.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The square root of 4440453689 is about 66636.7292789795. The cubic root of 4440453689 is about 1643.6491330608.

The spelling of 4440453689 in words is "four billion, four hundred forty million, four hundred fifty-three thousand, six hundred eighty-nine".