12432051316530 has 48 divisors (see below), whose sum is σ = 32656563687384. Its totient is φ = 3281036221440.

The previous prime is 12432051316513. The next prime is 12432051316541. The reversal of 12432051316530 is 3561315023421.

12432051316530 is a `hidden beast` number, since 1 + 2 + 43 + 2 + 0 + 51 + 31 + 6 + 530 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5692933964169 + 6739117352361 = 2385987^2 + 2595981^2 .

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 712021701 + ... + 712039160.

Almost surely, 2^{12432051316530} is an apocalyptic number.

12432051316530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12432051316530 is an abundant number, since it is smaller than the sum of its proper divisors (20224512370854).

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

12432051316530 is a wasteful number, since it uses less digits than its factorization.

12432051316530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424060971 (or 1424060968 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 12432051316530 its reverse (3561315023421), we get a palindrome (15993366339951).

The spelling of 12432051316530 in words is "twelve trillion, four hundred thirty-two billion, fifty-one million, three hundred sixteen thousand, five hundred thirty".