11712716766776 has 8 divisors (see below), whose sum is σ = 21961343937720. Its totient is φ = 5856358383384.

The previous prime is 11712716766767. The next prime is 11712716766799. The reversal of 11712716766776 is 67766761721711.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732044797916 + ... + 732044797931.

It is an arithmetic number, because the mean of its divisors is an integer number (2745167992215).

Almost surely, 2^{11712716766776} is an apocalyptic number.

It is an amenable number.

11712716766776 is a deficient number, since it is larger than the sum of its proper divisors (10248627170944).

11712716766776 is a wasteful number, since it uses less digits than its factorization.

11712716766776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464089595853 (or 1464089595849 counting only the distinct ones).

The product of its digits is 43563744, while the sum is 65.

The spelling of 11712716766776 in words is "eleven trillion, seven hundred twelve billion, seven hundred sixteen million, seven hundred sixty-six thousand, seven hundred seventy-six".