12548653378968 has 32 divisors (see below), whose sum is σ = 35853295368960. Its totient is φ = 3585329536800.

The previous prime is 12548653378927. The next prime is 12548653379051. The reversal of 12548653378968 is 86987335684521.

It is a self number, because there is not a number n which added to its sum of digits gives 12548653378968.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37347182508 + ... + 37347182843.

It is an arithmetic number, because the mean of its divisors is an integer number (1120415480280).

Almost surely, 2^{12548653378968} is an apocalyptic number.

It is an amenable number.

12548653378968 is an abundant number, since it is smaller than the sum of its proper divisors (23304641989992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12548653378968 is a wasteful number, since it uses less digits than its factorization.

12548653378968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74694365367 (or 74694365363 counting only the distinct ones).

The product of its digits is 2090188800, while the sum is 75.

The spelling of 12548653378968 in words is "twelve trillion, five hundred forty-eight billion, six hundred fifty-three million, three hundred seventy-eight thousand, nine hundred sixty-eight".