12446636705427 has 8 divisors (see below), whose sum is σ = 16607532640720. Its totient is φ = 8291749286880.

The previous prime is 12446636705411. The next prime is 12446636705441. The reversal of 12446636705427 is 72450763664421.

12446636705427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12446636705427 - 2⁴ = 12446636705411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12446636705497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1502124352 + ... + 1502132637.

It is an arithmetic number, because the mean of its divisors is an integer number (2075941580090).

Almost surely, 2^{12446636705427} is an apocalyptic number.

12446636705427 is a deficient number, since it is larger than the sum of its proper divisors (4160895935293).

12446636705427 is a wasteful number, since it uses less digits than its factorization.

12446636705427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004258373.

The product of its (nonzero) digits is 40642560, while the sum is 57.

The spelling of 12446636705427 in words is "twelve trillion, four hundred forty-six billion, six hundred thirty-six million, seven hundred five thousand, four hundred twenty-seven".