12446636705426 has 16 divisors (see below), whose sum is σ = 23276827085760. Its totient is φ = 4849338976080.

The previous prime is 12446636705411. The next prime is 12446636705441. The reversal of 12446636705426 is 62450763664421.

It is an interprime number because it is at equal distance from previous prime (12446636705411) and next prime (12446636705441).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40411157981 + ... + 40411158288.

It is an arithmetic number, because the mean of its divisors is an integer number (1454801692860).

Almost surely, 2^{12446636705426} is an apocalyptic number.

12446636705426 is a deficient number, since it is larger than the sum of its proper divisors (10830190380334).

12446636705426 is a wasteful number, since it uses less digits than its factorization.

12446636705426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80822316289.

The product of its (nonzero) digits is 34836480, while the sum is 56.

The spelling of 12446636705426 in words is "twelve trillion, four hundred forty-six billion, six hundred thirty-six million, seven hundred five thousand, four hundred twenty-six".