12442440332334 has 16 divisors (see below), whose sum is σ = 24906500904960. Its totient is φ = 4143876737400.

The previous prime is 12442440332323. The next prime is 12442440332339. The reversal of 12442440332334 is 43323304424421.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12442440332292 and 12442440332301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12442440332339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900835864 + ... + 900849675.

It is an arithmetic number, because the mean of its divisors is an integer number (1556656306560).

Almost surely, 2^{12442440332334} is an apocalyptic number.

12442440332334 is an abundant number, since it is smaller than the sum of its proper divisors (12464060572626).

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

12442440332334 is a wasteful number, since it uses less digits than its factorization.

12442440332334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801686695.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 12442440332334 its reverse (43323304424421), we get a palindrome (55765744756755).

The spelling of 12442440332334 in words is "twelve trillion, four hundred forty-two billion, four hundred forty million, three hundred thirty-two thousand, three hundred thirty-four".