12342432306 has 32 divisors (see below), whose sum is σ = 25556523840. Its totient is φ = 3969094976.

The previous prime is 12342432299. The next prime is 12342432307. The reversal of 12342432306 is 60323424321.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12342432307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194425 + ... + 249971.

It is an arithmetic number, because the mean of its divisors is an integer number (798641370).

Almost surely, 2^12342432306 is an apocalyptic number.

12342432306 is an abundant number, since it is smaller than the sum of its proper divisors (13214091534).

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

12342432306 is a wasteful number, since it uses less digits than its factorization.

12342432306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56858.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 12342432306 its reverse (60323424321), we get a palindrome (72665856627).

The spelling of 12342432306 in words is "twelve billion, three hundred forty-two million, four hundred thirty-two thousand, three hundred six".