12342440044 has 24 divisors (see below), whose sum is σ = 24587313408. Its totient is φ = 5366277840.

The previous prime is 12342440039. The next prime is 12342440053. The reversal of 12342440044 is 44004424321.

It is a junction number, because it is equal to n+sod(n) for n = 12342439994 and 12342440021.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6097032 + ... + 6099055.

It is an arithmetic number, because the mean of its divisors is an integer number (1024471392).

Almost surely, 2^12342440044 is an apocalyptic number.

It is an amenable number.

12342440044 is a deficient number, since it is larger than the sum of its proper divisors (12244873364).

12342440044 is a wasteful number, since it uses less digits than its factorization.

12342440044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12196125 (or 12196123 counting only the distinct ones).

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

Adding to 12342440044 its reverse (44004424321), we get a palindrome (56346864365).

The spelling of 12342440044 in words is "twelve billion, three hundred forty-two million, four hundred forty thousand, forty-four".