4441689312 has 48 divisors (see below), whose sum is σ = 11664333072. Its totient is φ = 1479941120.

The previous prime is 4441689293. The next prime is 4441689313. The reversal of 4441689312 is 2139861444.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4441689313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258262 + ... + 274922.

It is an arithmetic number, because the mean of its divisors is an integer number (243006939).

Almost surely, 2^4441689312 is an apocalyptic number.

It is an amenable number.

4441689312 is an abundant number, since it is smaller than the sum of its proper divisors (7222643760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4441689312 is a wasteful number, since it uses less digits than its factorization.

4441689312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19451 (or 19443 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 4441689312 is about 66645.9999699907. Note that the first 4 decimals coincide. The cubic root of 4441689312 is about 1643.8015756162.

The spelling of 4441689312 in words is "four billion, four hundred forty-one million, six hundred eighty-nine thousand, three hundred twelve".