4440008745 has 24 divisors (see below), whose sum is σ = 8148723336. Its totient is φ = 2228709888.

The previous prime is 4440008669. The next prime is 4440008761. The reversal of 4440008745 is 5478000444.

It can be written as a sum of positive squares in 4 ways, for example, as 365995161 + 4074013584 = 19131^2 + 63828^2 .

It is not a de Polignac number, because 4440008745 - 2⁹ = 4440008233 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2901202 + ... + 2902731.

It is an arithmetic number, because the mean of its divisors is an integer number (339530139).

Almost surely, 2^4440008745 is an apocalyptic number.

4440008745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4440008745 is a deficient number, since it is larger than the sum of its proper divisors (3708714591).

4440008745 is a wasteful number, since it uses less digits than its factorization.

4440008745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5803961 (or 5803958 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 4440008745 is about 66633.3906161168. The cubic root of 4440008745 is about 1643.5942320454.

The spelling of 4440008745 in words is "four billion, four hundred forty million, eight thousand, seven hundred forty-five".