12142431044344 has 8 divisors (see below), whose sum is σ = 22767058208160. Its totient is φ = 6071215522168.

The previous prime is 12142431044329. The next prime is 12142431044347. The reversal of 12142431044344 is 44344013424121.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12142431044347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758901940264 + ... + 758901940279.

It is an arithmetic number, because the mean of its divisors is an integer number (2845882276020).

Almost surely, 2^{12142431044344} is an apocalyptic number.

It is an amenable number.

12142431044344 is a deficient number, since it is larger than the sum of its proper divisors (10624627163816).

12142431044344 is a wasteful number, since it uses less digits than its factorization.

12142431044344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517803880549 (or 1517803880545 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 37.

Adding to 12142431044344 its reverse (44344013424121), we get a palindrome (56486444468465).

The spelling of 12142431044344 in words is "twelve trillion, one hundred forty-two billion, four hundred thirty-one million, forty-four thousand, three hundred forty-four".