11105449432 has 64 divisors (see below), whose sum is σ = 26017770240. Its totient is φ = 4317302400.

The previous prime is 11105449417. The next prime is 11105449447. The reversal of 11105449432 is 23494450111.

It is an interprime number because it is at equal distance from previous prime (11105449417) and next prime (11105449447).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264423 + ... + 303529.

It is an arithmetic number, because the mean of its divisors is an integer number (406527660).

Almost surely, 2^11105449432 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 11105449432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13008885120).

11105449432 is an abundant number, since it is smaller than the sum of its proper divisors (14912320808).

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

11105449432 is a wasteful number, since it uses less digits than its factorization.

11105449432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39592 (or 39588 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

Adding to 11105449432 its reverse (23494450111), we get a palindrome (34599899543).

The spelling of 11105449432 in words is "eleven billion, one hundred five million, four hundred forty-nine thousand, four hundred thirty-two".