12716660306 has 16 divisors (see below), whose sum is σ = 21959116416. Its totient is φ = 5410215456.

The previous prime is 12716660291. The next prime is 12716660329. The reversal of 12716660306 is 60306661721.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12716660306.

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, 3313166 + ... + 3317001.

It is an arithmetic number, because the mean of its divisors is an integer number (1372444776).

Almost surely, 2^12716660306 is an apocalyptic number.

12716660306 is a deficient number, since it is larger than the sum of its proper divisors (9242456110).

12716660306 is a wasteful number, since it uses less digits than its factorization.

12716660306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6630313.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 12716660306 in words is "twelve billion, seven hundred sixteen million, six hundred sixty thousand, three hundred six".