11688996194 has 24 divisors (see below), whose sum is σ = 18811284240. Its totient is φ = 5432373648.

The previous prime is 11688996191. The next prime is 11688996223. The reversal of 11688996194 is 49169988611.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11688996191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51989 + ... + 161495.

It is an arithmetic number, because the mean of its divisors is an integer number (783803510).

Almost surely, 2^11688996194 is an apocalyptic number.

11688996194 is a deficient number, since it is larger than the sum of its proper divisors (7122288046).

11688996194 is a wasteful number, since it uses less digits than its factorization.

11688996194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109634 (or 109581 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 62.

The spelling of 11688996194 in words is "eleven billion, six hundred eighty-eight million, nine hundred ninety-six thousand, one hundred ninety-four".