4438012885 has 4 divisors (see below), whose sum is σ = 5325615468. Its totient is φ = 3550410304.

The previous prime is 4438012879. The next prime is 4438012889. The reversal of 4438012885 is 5882108344.

It is a happy number.

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 2950445124 + 1487567761 = 54318^2 + 38569^2 .

It is a cyclic number.

It is not a de Polignac number, because 4438012885 - 2⁵ = 4438012853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4438012889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443801284 + ... + 443801293.

It is an arithmetic number, because the mean of its divisors is an integer number (1331403867).

Almost surely, 2^4438012885 is an apocalyptic number.

It is an amenable number.

4438012885 is a deficient number, since it is larger than the sum of its proper divisors (887602583).

4438012885 is an equidigital number, since it uses as much as digits as its factorization.

4438012885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887602582.

The product of its (nonzero) digits is 245760, while the sum is 43.

The square root of 4438012885 is about 66618.4125073542. The cubic root of 4438012885 is about 1643.3479205459.

The spelling of 4438012885 in words is "four billion, four hundred thirty-eight million, twelve thousand, eight hundred eighty-five".