11499681088 has 28 divisors (see below), whose sum is σ = 26079634912. Its totient is φ = 4928434560.

The previous prime is 11499681041. The next prime is 11499681113. The reversal of 11499681088 is 88018699411.

It is a happy number.

11499681088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12834018 + ... + 12834913.

Almost surely, 2^11499681088 is an apocalyptic number.

It is an amenable number.

11499681088 is an abundant number, since it is smaller than the sum of its proper divisors (14579953824).

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

11499681088 is an equidigital number, since it uses as much as digits as its factorization.

11499681088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25668950 (or 25668940 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 55.

The spelling of 11499681088 in words is "eleven billion, four hundred ninety-nine million, six hundred eighty-one thousand, eighty-eight".