12340465306 has 64 divisors (see below), whose sum is σ = 21779251200. Its totient is φ = 5193201600.

The previous prime is 12340465303. The next prime is 12340465321. The reversal of 12340465306 is 60356404321.

It is not an unprimeable number, because it can be changed into a prime (12340465301) 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 31 ways as a sum of consecutive naturals, for example, 2922865 + ... + 2927083.

It is an arithmetic number, because the mean of its divisors is an integer number (340300800).

Almost surely, 2^12340465306 is an apocalyptic number.

12340465306 is a deficient number, since it is larger than the sum of its proper divisors (9438785894).

12340465306 is a wasteful number, since it uses less digits than its factorization.

12340465306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 12340465306 its reverse (60356404321), we get a palindrome (72696869627).

The spelling of 12340465306 in words is "twelve billion, three hundred forty million, four hundred sixty-five thousand, three hundred six".