12663358041 has 4 divisors (see below), whose sum is σ = 16884477392. Its totient is φ = 8442238692.

The previous prime is 12663358039. The next prime is 12663358063. The reversal of 12663358041 is 14085336621.

12663358041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12663358041 - 2¹ = 12663358039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12663358091) 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, 2110559671 + ... + 2110559676.

It is an arithmetic number, because the mean of its divisors is an integer number (4221119348).

Almost surely, 2^12663358041 is an apocalyptic number.

It is an amenable number.

12663358041 is a deficient number, since it is larger than the sum of its proper divisors (4221119351).

12663358041 is an equidigital number, since it uses as much as digits as its factorization.

12663358041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221119350.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 12663358041 in words is "twelve billion, six hundred sixty-three million, three hundred fifty-eight thousand, forty-one".