11189283728 has 20 divisors (see below), whose sum is σ = 24776271360. Its totient is φ = 4795407264.

The previous prime is 11189283727. The next prime is 11189283751. The reversal of 11189283728 is 82738298111.

It is not an unprimeable number, because it can be changed into a prime (11189283727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49952048 + ... + 49952271.

It is an arithmetic number, because the mean of its divisors is an integer number (1238813568).

Almost surely, 2^11189283728 is an apocalyptic number.

It is an amenable number.

11189283728 is an abundant number, since it is smaller than the sum of its proper divisors (13586987632).

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

11189283728 is an equidigital number, since it uses as much as digits as its factorization.

11189283728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99904334 (or 99904328 counting only the distinct ones).

The product of its digits is 387072, while the sum is 50.

The spelling of 11189283728 in words is "eleven billion, one hundred eighty-nine million, two hundred eighty-three thousand, seven hundred twenty-eight".