12663317308 has 6 divisors (see below), whose sum is σ = 22160805296. Its totient is φ = 6331658652.

The previous prime is 12663317291. The next prime is 12663317347. The reversal of 12663317308 is 80371336621.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1582914660 + ... + 1582914667.

Almost surely, 2^12663317308 is an apocalyptic number.

It is an amenable number.

12663317308 is a deficient number, since it is larger than the sum of its proper divisors (9497487988).

12663317308 is a wasteful number, since it uses less digits than its factorization.

12663317308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165829331 (or 3165829329 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 12663317308 in words is "twelve billion, six hundred sixty-three million, three hundred seventeen thousand, three hundred eight".