11185884048 has 80 divisors (see below), whose sum is σ = 29728632960. Its totient is φ = 3622674432.

The previous prime is 11185884013. The next prime is 11185884049. The reversal of 11185884048 is 84048858111.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 11185883988 and 11185884006.

It is not an unprimeable number, because it can be changed into a prime (11185884049) 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, 240688 + ... + 283376.

It is an arithmetic number, because the mean of its divisors is an integer number (371607912).

Almost surely, 2^11185884048 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 11185884048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14864316480).

11185884048 is an abundant number, since it is smaller than the sum of its proper divisors (18542748912).

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

11185884048 is a wasteful number, since it uses less digits than its factorization.

11185884048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42856 (or 42850 counting only the distinct ones).

The product of its (nonzero) digits is 327680, while the sum is 48.

The spelling of 11185884048 in words is "eleven billion, one hundred eighty-five million, eight hundred eighty-four thousand, forty-eight".