12332423144 has 32 divisors (see below), whose sum is σ = 23395365000. Its totient is φ = 6093975552.

The previous prime is 12332423143. The next prime is 12332423167. The reversal of 12332423144 is 44132423321.

It can be written as a sum of positive squares in 4 ways, for example, as 7355120644 + 4977302500 = 85762^2 + 70550^2 .

It is not an unprimeable number, because it can be changed into a prime (12332423141) 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, 295952 + ... + 335040.

Almost surely, 2^12332423144 is an apocalyptic number.

It is an amenable number.

12332423144 is a deficient number, since it is larger than the sum of its proper divisors (11062941856).

12332423144 is a wasteful number, since it uses less digits than its factorization.

12332423144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39557 (or 39553 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

Adding to 12332423144 its reverse (44132423321), we get a palindrome (56464846465).

The spelling of 12332423144 in words is "twelve billion, three hundred thirty-two million, four hundred twenty-three thousand, one hundred forty-four".