12631340716 has 24 divisors (see below), whose sum is σ = 22223584656. Its totient is φ = 6281826240.

The previous prime is 12631340681. The next prime is 12631340737. The reversal of 12631340716 is 61704313621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640686 + ... + 660106.

It is an arithmetic number, because the mean of its divisors is an integer number (925982694).

Almost surely, 2^12631340716 is an apocalyptic number.

It is an amenable number.

12631340716 is a deficient number, since it is larger than the sum of its proper divisors (9592243940).

12631340716 is a wasteful number, since it uses less digits than its factorization.

12631340716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20289 (or 20287 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 12631340716 in words is "twelve billion, six hundred thirty-one million, three hundred forty thousand, seven hundred sixteen".