12164456211 has 8 divisors (see below), whose sum is σ = 16226308560. Its totient is φ = 8106120672.

The previous prime is 12164456209. The next prime is 12164456237. The reversal of 12164456211 is 11265446121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12164456211 - 2¹ = 12164456209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12164456611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871120 + ... + 884973.

It is an arithmetic number, because the mean of its divisors is an integer number (2028288570).

Almost surely, 2^12164456211 is an apocalyptic number.

12164456211 is a deficient number, since it is larger than the sum of its proper divisors (4061852349).

12164456211 is a wasteful number, since it uses less digits than its factorization.

12164456211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758405.

The product of its digits is 11520, while the sum is 33.

The spelling of 12164456211 in words is "twelve billion, one hundred sixty-four million, four hundred fifty-six thousand, two hundred eleven".