12116775045338 has 16 divisors (see below), whose sum is σ = 18191719389984. Its totient is φ = 6052869173520.

The previous prime is 12116775045329. The next prime is 12116775045449. The reversal of 12116775045338 is 83354057761121.

It is a self number, because there is not a number n which added to its sum of digits gives 12116775045338.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43790981 + ... + 44066807.

It is an arithmetic number, because the mean of its divisors is an integer number (1136982461874).

Almost surely, 2^{12116775045338} is an apocalyptic number.

12116775045338 is a deficient number, since it is larger than the sum of its proper divisors (6074944344646).

12116775045338 is a wasteful number, since it uses less digits than its factorization.

12116775045338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295757.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 12116775045338 in words is "twelve trillion, one hundred sixteen billion, seven hundred seventy-five million, forty-five thousand, three hundred thirty-eight".