11963868376 has 16 divisors (see below), whose sum is σ = 22608887040. Its totient is φ = 5934831840.

The previous prime is 11963868289. The next prime is 11963868379. The reversal of 11963868376 is 67386836911.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11963868376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11963868379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5886715 + ... + 5888746.

It is an arithmetic number, because the mean of its divisors is an integer number (1413055440).

Almost surely, 2^11963868376 is an apocalyptic number.

It is an amenable number.

11963868376 is a deficient number, since it is larger than the sum of its proper divisors (10645018664).

11963868376 is a wasteful number, since it uses less digits than its factorization.

11963868376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11775594 (or 11775590 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 58.

The spelling of 11963868376 in words is "eleven billion, nine hundred sixty-three million, eight hundred sixty-eight thousand, three hundred seventy-six".