11919526768 has 10 divisors (see below), whose sum is σ = 23094083144. Its totient is φ = 5959763376.

The previous prime is 11919526741. The next prime is 11919526769. The reversal of 11919526768 is 86762591911.

It is a happy number.

11919526768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11919526769) by changing a digit.

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 as a sum of consecutive naturals, namely, 372485196 + ... + 372485227.

Almost surely, 2^11919526768 is an apocalyptic number.

It is an amenable number.

11919526768 is a deficient number, since it is larger than the sum of its proper divisors (11174556376).

11919526768 is an equidigital number, since it uses as much as digits as its factorization.

11919526768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744970431 (or 744970425 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 55.

The spelling of 11919526768 in words is "eleven billion, nine hundred nineteen million, five hundred twenty-six thousand, seven hundred sixty-eight".