12432423364541 has 4 divisors (see below), whose sum is σ = 12437188573500. Its totient is φ = 12427658155584.

The previous prime is 12432423364511. The next prime is 12432423364567. The reversal of 12432423364541 is 14546332423421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3188670919225 + 9243752445316 = 1785685^2 + 3040354^2 .

It is a cyclic number.

It is not a de Polignac number, because 12432423364541 - 2¹⁰ = 12432423363517 is a prime.

It is a super-2 number, since 2×12432423364541² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12432423364492 and 12432423364501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12432423364511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2382600566 + ... + 2382605783.

It is an arithmetic number, because the mean of its divisors is an integer number (3109297143375).

Almost surely, 2^{12432423364541} is an apocalyptic number.

It is an amenable number.

12432423364541 is a deficient number, since it is larger than the sum of its proper divisors (4765208959).

12432423364541 is an equidigital number, since it uses as much as digits as its factorization.

12432423364541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765208958.

The product of its digits is 1658880, while the sum is 44.

Adding to 12432423364541 its reverse (14546332423421), we get a palindrome (26978755787962).

The spelling of 12432423364541 in words is "twelve trillion, four hundred thirty-two billion, four hundred twenty-three million, three hundred sixty-four thousand, five hundred forty-one".