12142344243024 has 30 divisors (see below), whose sum is σ = 33981699513866. Its totient is φ = 4047448080960.

The previous prime is 12142344242993. The next prime is 12142344243059. The reversal of 12142344243024 is 42034244324121.

12142344243024 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 2 + 344 + 2 + 4 + 302 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12138729828624 + 3614414400 = 3484068^2 + 60120^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 12142344243024.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42160917367 + ... + 42160917654.

Almost surely, 2^{12142344243024} is an apocalyptic number.

It is an amenable number.

12142344243024 is an abundant number, since it is smaller than the sum of its proper divisors (21839355270842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12142344243024 is a wasteful number, since it uses less digits than its factorization.

12142344243024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84321835035 (or 84321835026 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 12142344243024 its reverse (42034244324121), we get a palindrome (54176588567145).

The spelling of 12142344243024 in words is "twelve trillion, one hundred forty-two billion, three hundred forty-four million, two hundred forty-three thousand, twenty-four".