4404934645 has 4 divisors (see below), whose sum is σ = 5285921580. Its totient is φ = 3523947712.

The previous prime is 4404934637. The next prime is 4404934661. The reversal of 4404934645 is 5464394044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 496309284 + 3908625361 = 22278^2 + 62519^2 .

It is a cyclic number.

It is not a de Polignac number, because 4404934645 - 2³ = 4404934637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440493460 + ... + 440493469.

It is an arithmetic number, because the mean of its divisors is an integer number (1321480395).

Almost surely, 2^4404934645 is an apocalyptic number.

It is an amenable number.

4404934645 is a deficient number, since it is larger than the sum of its proper divisors (880986935).

4404934645 is an equidigital number, since it uses as much as digits as its factorization.

4404934645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880986934.

The product of its (nonzero) digits is 829440, while the sum is 43.

The square root of 4404934645 is about 66369.6816701723. The cubic root of 4404934645 is about 1639.2548971268.

The spelling of 4404934645 in words is "four billion, four hundred four million, nine hundred thirty-four thousand, six hundred forty-five".