109664448 has 112 divisors (see below), whose sum is σ = 305775360. Its totient is φ = 34642944.

The previous prime is 109664441. The next prime is 109664449. The reversal of 109664448 is 844466901.

It is not an unprimeable number, because it can be changed into a prime (109664441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305293 + ... + 305651.

Almost surely, 2^109664448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109664448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152887680).

109664448 is an abundant number, since it is smaller than the sum of its proper divisors (196110912).

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

109664448 is a wasteful number, since it uses less digits than its factorization.

109664448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 444 counting only the distinct ones).

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

The square root of 109664448 is about 10472.0794496604. The cubic root of 109664448 is about 478.6542862784.

The spelling of 109664448 in words is "one hundred nine million, six hundred sixty-four thousand, four hundred forty-eight".