11976689847472 has 40 divisors (see below), whose sum is σ = 26817788685600. Its totient is φ = 5075194409472.

The previous prime is 11976689847457. The next prime is 11976689847491. The reversal of 11976689847472 is 27474898667911.

It is a junction number, because it is equal to n+sod(n) for n = 11976689847392 and 11976689847401.

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 7 ways as a sum of consecutive naturals, for example, 600746947 + ... + 600766882.

It is an arithmetic number, because the mean of its divisors is an integer number (670444717140).

Almost surely, 2^{11976689847472} is an apocalyptic number.

It is an amenable number.

11976689847472 is an abundant number, since it is smaller than the sum of its proper divisors (14841098838128).

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

11976689847472 is a wasteful number, since it uses less digits than its factorization.

11976689847472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201513933 (or 1201513927 counting only the distinct ones).

The product of its digits is 2048385024, while the sum is 79.

The spelling of 11976689847472 in words is "eleven trillion, nine hundred seventy-six billion, six hundred eighty-nine million, eight hundred forty-seven thousand, four hundred seventy-two".