12605523383227 has 4 divisors (see below), whose sum is σ = 12626087043520. Its totient is φ = 12584959722936.

The previous prime is 12605523383119. The next prime is 12605523383231. The reversal of 12605523383227 is 72238332550621.

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

It is a cyclic number.

It is not a de Polignac number, because 12605523383227 - 2¹⁹ = 12605522858939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12605523383237) 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, 10281829227 + ... + 10281830452.

It is an arithmetic number, because the mean of its divisors is an integer number (3156521760880).

Almost surely, 2^{12605523383227} is an apocalyptic number.

12605523383227 is a deficient number, since it is larger than the sum of its proper divisors (20563660293).

12605523383227 is an equidigital number, since it uses as much as digits as its factorization.

12605523383227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20563660292.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 12605523383227 in words is "twelve trillion, six hundred five billion, five hundred twenty-three million, three hundred eighty-three thousand, two hundred twenty-seven".