12432045554113 has 4 divisors (see below), whose sum is σ = 12432300310980. Its totient is φ = 12431790797248.

The previous prime is 12432045554077. The next prime is 12432045554171. The reversal of 12432045554113 is 31145554023421.

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 8089206287409 + 4342839266704 = 2844153^2 + 2083948^2 .

It is a cyclic number.

It is not a de Polignac number, because 12432045554113 - 2⁹ = 12432045553601 is a prime.

It is a super-2 number, since 2×12432045554113² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12432045554713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127305220 + ... + 127402837.

It is an arithmetic number, because the mean of its divisors is an integer number (3108075077745).

Almost surely, 2^{12432045554113} is an apocalyptic number.

It is an amenable number.

12432045554113 is a deficient number, since it is larger than the sum of its proper divisors (254756867).

12432045554113 is an equidigital number, since it uses as much as digits as its factorization.

12432045554113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254756866.

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 12432045554113 its reverse (31145554023421), we get a palindrome (43577599577534).

The spelling of 12432045554113 in words is "twelve trillion, four hundred thirty-two billion, forty-five million, five hundred fifty-four thousand, one hundred thirteen".