12161187325606 has 16 divisors (see below), whose sum is σ = 19928512934928. Its totient is φ = 5519926804000.

The previous prime is 12161187325601. The next prime is 12161187325643. The reversal of 12161187325606 is 60652378116121.

12161187325606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12161187325606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12161187325601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394265065 + ... + 394295908.

It is an arithmetic number, because the mean of its divisors is an integer number (1245532058433).

Almost surely, 2^{12161187325606} is an apocalyptic number.

12161187325606 is a deficient number, since it is larger than the sum of its proper divisors (7767325609322).

12161187325606 is a wasteful number, since it uses less digits than its factorization.

12161187325606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788561687.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 12161187325606 in words is "twelve trillion, one hundred sixty-one billion, one hundred eighty-seven million, three hundred twenty-five thousand, six hundred six".