12635334764 has 48 divisors (see below), whose sum is σ = 24605419776. Its totient is φ = 5637945600.

The previous prime is 12635334749. The next prime is 12635334773. The reversal of 12635334764 is 46743353621.

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 15 ways as a sum of consecutive naturals, for example, 1900454 + ... + 1907090.

It is an arithmetic number, because the mean of its divisors is an integer number (512612912).

Almost surely, 2^12635334764 is an apocalyptic number.

It is an amenable number.

12635334764 is a deficient number, since it is larger than the sum of its proper divisors (11970085012).

12635334764 is a wasteful number, since it uses less digits than its factorization.

12635334764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7866 (or 7864 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 44.

The spelling of 12635334764 in words is "twelve billion, six hundred thirty-five million, three hundred thirty-four thousand, seven hundred sixty-four".