11099864032 has 96 divisors (see below), whose sum is σ = 23200128000. Its totient is φ = 5216859648.

The previous prime is 11099864021. The next prime is 11099864033. The reversal of 11099864032 is 23046899011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11099864032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11099864033) 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, 20291983 + ... + 20292529.

It is an arithmetic number, because the mean of its divisors is an integer number (241668000).

Almost surely, 2^11099864032 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 11099864032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11600064000).

11099864032 is an abundant number, since it is smaller than the sum of its proper divisors (12100263968).

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

11099864032 is a wasteful number, since it uses less digits than its factorization.

11099864032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008 (or 1000 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 11099864032 in words is "eleven billion, ninety-nine million, eight hundred sixty-four thousand, thirty-two".