4440008669 has 2 divisors, whose sum is σ = 4440008670. Its totient is φ = 4440008668.

The previous prime is 4440008659. The next prime is 4440008761. The reversal of 4440008669 is 9668000444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2536431769 + 1903576900 = 50363^2 + 43630^2 .

It is a cyclic number.

It is not a de Polignac number, because 4440008669 - 2²⁰ = 4438960093 is a prime.

It is a super-2 number, since 2×4440008669² = 39427353961590303122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4440008659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220004334 + 2220004335.

It is an arithmetic number, because the mean of its divisors is an integer number (2220004335).

Almost surely, 2^4440008669 is an apocalyptic number.

It is an amenable number.

4440008669 is a deficient number, since it is larger than the sum of its proper divisors (1).

4440008669 is an equidigital number, since it uses as much as digits as its factorization.

4440008669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 4440008669 is about 66633.3900458321. The cubic root of 4440008669 is about 1643.5942226676.

The spelling of 4440008669 in words is "four billion, four hundred forty million, eight thousand, six hundred sixty-nine".