12267170680673 has 4 divisors (see below), whose sum is σ = 12267179606208. Its totient is φ = 12267161755140.

The previous prime is 12267170680651. The next prime is 12267170680691. The reversal of 12267170680673 is 37608607176221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12267170680673 - 2¹⁰ = 12267170679649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12267170680643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1917173 + ... + 5311298.

It is an arithmetic number, because the mean of its divisors is an integer number (3066794901552).

Almost surely, 2^{12267170680673} is an apocalyptic number.

It is an amenable number.

12267170680673 is a deficient number, since it is larger than the sum of its proper divisors (8925535).

12267170680673 is an equidigital number, since it uses as much as digits as its factorization.

12267170680673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8925534.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 12267170680673 in words is "twelve trillion, two hundred sixty-seven billion, one hundred seventy million, six hundred eighty thousand, six hundred seventy-three".