12342243164 has 24 divisors (see below), whose sum is σ = 22541984640. Its totient is φ = 5901770864.

The previous prime is 12342243131. The next prime is 12342243167. The reversal of 12342243164 is 46134224321.

It is a self number, because there is not a number n which added to its sum of digits gives 12342243164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12342243167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859427 + ... + 873669.

It is an arithmetic number, because the mean of its divisors is an integer number (939249360).

Almost surely, 2^12342243164 is an apocalyptic number.

It is an amenable number.

12342243164 is a deficient number, since it is larger than the sum of its proper divisors (10199741476).

12342243164 is a wasteful number, since it uses less digits than its factorization.

12342243164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23689 (or 23687 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

Adding to 12342243164 its reverse (46134224321), we get a palindrome (58476467485).

The spelling of 12342243164 in words is "twelve billion, three hundred forty-two million, two hundred forty-three thousand, one hundred sixty-four".