12432343334 has 4 divisors (see below), whose sum is σ = 18648515004. Its totient is φ = 6216171666.

The previous prime is 12432343331. The next prime is 12432343351. The reversal of 12432343334 is 43334323421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43334323421 = 389 ⋅111399289.

It is a self number, because there is not a number n which added to its sum of digits gives 12432343334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12432343331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3108085832 + ... + 3108085835.

It is an arithmetic number, because the mean of its divisors is an integer number (4662128751).

Almost surely, 2^12432343334 is an apocalyptic number.

12432343334 is a deficient number, since it is larger than the sum of its proper divisors (6216171670).

12432343334 is an equidigital number, since it uses as much as digits as its factorization.

12432343334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6216171669.

The product of its digits is 62208, while the sum is 32.

Adding to 12432343334 its reverse (43334323421), we get a palindrome (55766666755).

The spelling of 12432343334 in words is "twelve billion, four hundred thirty-two million, three hundred forty-three thousand, three hundred thirty-four".