12432154334 has 8 divisors (see below), whose sum is σ = 19045002528. Its totient is φ = 6083820160.

The previous prime is 12432154331. The next prime is 12432154369. The reversal of 12432154334 is 43345123421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12432154334² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12432154334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12432154331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66128387 + ... + 66128574.

It is an arithmetic number, because the mean of its divisors is an integer number (2380625316).

Almost surely, 2^12432154334 is an apocalyptic number.

12432154334 is a deficient number, since it is larger than the sum of its proper divisors (6612848194).

12432154334 is a wasteful number, since it uses less digits than its factorization.

12432154334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132257010.

The product of its digits is 34560, while the sum is 32.

Adding to 12432154334 its reverse (43345123421), we get a palindrome (55777277755).

The spelling of 12432154334 in words is "twelve billion, four hundred thirty-two million, one hundred fifty-four thousand, three hundred thirty-four".