4448128072 has 16 divisors (see below), whose sum is σ = 8422818300. Its totient is φ = 2202043200.

The previous prime is 4448128067. The next prime is 4448128073. The reversal of 4448128072 is 2708218444.

It can be written as a sum of positive squares in 2 ways, for example, as 2808364036 + 1639764036 = 52994^2 + 40494^2 .

It is not an unprimeable number, because it can be changed into a prime (4448128073) 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, 2751747 + ... + 2753362.

Almost surely, 2^4448128072 is an apocalyptic number.

It is an amenable number.

4448128072 is a deficient number, since it is larger than the sum of its proper divisors (3974690228).

4448128072 is a wasteful number, since it uses less digits than its factorization.

4448128072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505216 (or 5505212 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 40.

The square root of 4448128072 is about 66694.2881512353. The cubic root of 4448128072 is about 1644.5954877913.

The spelling of 4448128072 in words is "four billion, four hundred forty-eight million, one hundred twenty-eight thousand, seventy-two".