12146233166 has 4 divisors (see below), whose sum is σ = 18219349752. Its totient is φ = 6073116582.

The previous prime is 12146233133. The next prime is 12146233193. The reversal of 12146233166 is 66133264121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3036558290 + ... + 3036558293.

It is an arithmetic number, because the mean of its divisors is an integer number (4554837438).

Almost surely, 2^12146233166 is an apocalyptic number.

12146233166 is a deficient number, since it is larger than the sum of its proper divisors (6073116586).

12146233166 is an equidigital number, since it uses as much as digits as its factorization.

12146233166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6073116585.

The product of its digits is 31104, while the sum is 35.

Adding to 12146233166 its reverse (66133264121), we get a palindrome (78279497287).

The spelling of 12146233166 in words is "twelve billion, one hundred forty-six million, two hundred thirty-three thousand, one hundred sixty-six".