12344440042 has 32 divisors (see below), whose sum is σ = 20278252800. Its totient is φ = 5589422400.

The previous prime is 12344439983. The next prime is 12344440051. The reversal of 12344440042 is 24004444321.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11634192 + ... + 11635252.

It is an arithmetic number, because the mean of its divisors is an integer number (633695400).

Almost surely, 2^12344440042 is an apocalyptic number.

12344440042 is a deficient number, since it is larger than the sum of its proper divisors (7933812758).

12344440042 is a wasteful number, since it uses less digits than its factorization.

12344440042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 12344440042 its reverse (24004444321), we get a palindrome (36348884363).

The spelling of 12344440042 in words is "twelve billion, three hundred forty-four million, four hundred forty thousand, forty-two".