9018448109 has 24 divisors (see below), whose sum is σ = 10283602560. Its totient is φ = 7897032000.

The previous prime is 9018448091. The next prime is 9018448121.

9018448109 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9018448109 - 2²⁴ = 9001670893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9018448109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9018448199) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 380414 + ... + 403424.

It is an arithmetic number, because the mean of its divisors is an integer number (428483440).

Almost surely, 2^9018448109 is an apocalyptic number.

It is an amenable number.

9018448109 is a deficient number, since it is larger than the sum of its proper divisors (1265154451).

9018448109 is a wasteful number, since it uses less digits than its factorization.

9018448109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23153 (or 23142 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 9018448109 is about 94965.5101023524. The cubic root of 9018448109 is about 2081.5040980013.

The spelling of 9018448109 in words is "nine billion, eighteen million, four hundred forty-eight thousand, one hundred nine".