12324142455553 has 4 divisors (see below), whose sum is σ = 13049092011780. Its totient is φ = 11599192899328.

The previous prime is 12324142455487. The next prime is 12324142455563. The reversal of 12324142455553 is 35555424142321.

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 6994083704689 + 5330058750864 = 2644633^2 + 2308692^2 .

It is a cyclic number.

It is not a de Polignac number, because 12324142455553 - 2⁹ = 12324142455041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12324142455563) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 362474778088 + ... + 362474778121.

It is an arithmetic number, because the mean of its divisors is an integer number (3262273002945).

Almost surely, 2^{12324142455553} is an apocalyptic number.

It is an amenable number.

12324142455553 is a deficient number, since it is larger than the sum of its proper divisors (724949556227).

12324142455553 is an equidigital number, since it uses as much as digits as its factorization.

12324142455553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724949556226.

The product of its digits is 2880000, while the sum is 46.

Adding to 12324142455553 its reverse (35555424142321), we get a palindrome (47879566597874).

The spelling of 12324142455553 in words is "twelve trillion, three hundred twenty-four billion, one hundred forty-two million, four hundred fifty-five thousand, five hundred fifty-three".