11189905082 has 8 divisors (see below), whose sum is σ = 16786755552. Its totient is φ = 5594319900.

The previous prime is 11189905081. The next prime is 11189905091. The reversal of 11189905082 is 28050998111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11189905081) 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, 293894 + ... + 329777.

It is an arithmetic number, because the mean of its divisors is an integer number (2098344444).

Almost surely, 2^11189905082 is an apocalyptic number.

11189905082 is a deficient number, since it is larger than the sum of its proper divisors (5596850470).

11189905082 is an equidigital number, since it uses as much as digits as its factorization.

11189905082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632644.

The product of its (nonzero) digits is 51840, while the sum is 44.

The spelling of 11189905082 in words is "eleven billion, one hundred eighty-nine million, nine hundred five thousand, eighty-two".