12424433142 has 16 divisors (see below), whose sum is σ = 27107854272. Its totient is φ = 3764979720.

The previous prime is 12424433117. The next prime is 12424433149. The reversal of 12424433142 is 24133442421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12424433149) 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, 94124428 + ... + 94124559.

It is an arithmetic number, because the mean of its divisors is an integer number (1694240892).

Almost surely, 2^12424433142 is an apocalyptic number.

12424433142 is an abundant number, since it is smaller than the sum of its proper divisors (14683421130).

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

12424433142 is a wasteful number, since it uses less digits than its factorization.

12424433142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188249003.

The product of its digits is 18432, while the sum is 30.

Adding to 12424433142 its reverse (24133442421), we get a palindrome (36557875563).

The spelling of 12424433142 in words is "twelve billion, four hundred twenty-four million, four hundred thirty-three thousand, one hundred forty-two".