12388449694166 has 128 divisors (see below), whose sum is σ = 24277155840000. Its totient is φ = 4604074763904.

The previous prime is 12388449694043. The next prime is 12388449694183. The reversal of 12388449694166 is 66149694488321.

It is a self number, because there is not a number n which added to its sum of digits gives 12388449694166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 241941035 + ... + 241992233.

It is an arithmetic number, because the mean of its divisors is an integer number (189665280000).

Almost surely, 2^{12388449694166} is an apocalyptic number.

12388449694166 is a deficient number, since it is larger than the sum of its proper divisors (11888706145834).

12388449694166 is a wasteful number, since it uses less digits than its factorization.

12388449694166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51826.

The product of its digits is 429981696, while the sum is 71.

The spelling of 12388449694166 in words is "twelve trillion, three hundred eighty-eight billion, four hundred forty-nine million, six hundred ninety-four thousand, one hundred sixty-six".