12432132344 has 8 divisors (see below), whose sum is σ = 23310248160. Its totient is φ = 6216066168.

The previous prime is 12432132329. The next prime is 12432132347. The reversal of 12432132344 is 44323123421.

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 (12432132347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777008264 + ... + 777008279.

It is an arithmetic number, because the mean of its divisors is an integer number (2913781020).

Almost surely, 2^12432132344 is an apocalyptic number.

It is an amenable number.

12432132344 is a deficient number, since it is larger than the sum of its proper divisors (10878115816).

12432132344 is a wasteful number, since it uses less digits than its factorization.

12432132344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554016549 (or 1554016545 counting only the distinct ones).

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

Adding to 12432132344 its reverse (44323123421), we get a palindrome (56755255765).

The spelling of 12432132344 in words is "twelve billion, four hundred thirty-two million, one hundred thirty-two thousand, three hundred forty-four".