11165725824 has 256 divisors, whose sum is σ = 33897553920. Its totient is φ = 3225600000.

The previous prime is 11165725819. The next prime is 11165725859. The reversal of 11165725824 is 42852756111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9296424 + ... + 9297624.

It is an arithmetic number, because the mean of its divisors is an integer number (132412320).

Almost surely, 2^11165725824 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 11165725824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16948776960).

11165725824 is an abundant number, since it is smaller than the sum of its proper divisors (22731828096).

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

11165725824 is a wasteful number, since it uses less digits than its factorization.

11165725824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331 (or 1319 counting only the distinct ones).

The product of its digits is 134400, while the sum is 42.

The spelling of 11165725824 in words is "eleven billion, one hundred sixty-five million, seven hundred twenty-five thousand, eight hundred twenty-four".