12186186448 has 40 divisors (see below), whose sum is σ = 23904247808. Its totient is φ = 6017784192.

The previous prime is 12186186421. The next prime is 12186186473. The reversal of 12186186448 is 84468168121.

12186186448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 439690 + ... + 466582.

Almost surely, 2^12186186448 is an apocalyptic number.

It is an amenable number.

12186186448 is a deficient number, since it is larger than the sum of its proper divisors (11718061360).

12186186448 is a wasteful number, since it uses less digits than its factorization.

12186186448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27251 (or 27245 counting only the distinct ones).

The product of its digits is 589824, while the sum is 49.

The spelling of 12186186448 in words is "twelve billion, one hundred eighty-six million, one hundred eighty-six thousand, four hundred forty-eight".