12634248136 has 32 divisors (see below), whose sum is σ = 23832506880. Its totient is φ = 6278968000.

The previous prime is 12634248091. The next prime is 12634248149. The reversal of 12634248136 is 63184243621.

12634248136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498811 + ... + 2503861.

It is an arithmetic number, because the mean of its divisors is an integer number (744765840).

Almost surely, 2^12634248136 is an apocalyptic number.

It is an amenable number.

12634248136 is a deficient number, since it is larger than the sum of its proper divisors (11198258744).

12634248136 is a wasteful number, since it uses less digits than its factorization.

12634248136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6885 (or 6881 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The spelling of 12634248136 in words is "twelve billion, six hundred thirty-four million, two hundred forty-eight thousand, one hundred thirty-six".