28444107326 has 12 divisors (see below), whose sum is σ = 43401583752. Its totient is φ = 13980998484.

The previous prime is 28444107299. The next prime is 28444107343. The reversal of 28444107326 is 62370144482.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2035850 + ... + 2049773.

It is an arithmetic number, because the mean of its divisors is an integer number (3616798646).

Almost surely, 2^28444107326 is an apocalyptic number.

28444107326 is a deficient number, since it is larger than the sum of its proper divisors (14957476426).

28444107326 is an equidigital number, since it uses as much as digits as its factorization.

28444107326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085743 (or 4085684 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 28444107326 in words is "twenty-eight billion, four hundred forty-four million, one hundred seven thousand, three hundred twenty-six".