12634779308 has 6 divisors (see below), whose sum is σ = 22110863796. Its totient is φ = 6317389652.

The previous prime is 12634779299. The next prime is 12634779317. The reversal of 12634779308 is 80397743621.

It is an interprime number because it is at equal distance from previous prime (12634779299) and next prime (12634779317).

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, 1579347410 + ... + 1579347417.

It is an arithmetic number, because the mean of its divisors is an integer number (3685143966).

Almost surely, 2^12634779308 is an apocalyptic number.

It is an amenable number.

12634779308 is a deficient number, since it is larger than the sum of its proper divisors (9476084488).

12634779308 is a wasteful number, since it uses less digits than its factorization.

12634779308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158694831 (or 3158694829 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 12634779308 in words is "twelve billion, six hundred thirty-four million, seven hundred seventy-nine thousand, three hundred eight".