12643252483074 has 16 divisors (see below), whose sum is σ = 25286572932960. Its totient is φ = 4214406166560.

The previous prime is 12643252483063. The next prime is 12643252483097. The reversal of 12643252483074 is 47038425234621.

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, 229747 + ... + 5033814.

It is an arithmetic number, because the mean of its divisors is an integer number (1580410808310).

Almost surely, 2^{12643252483074} is an apocalyptic number.

12643252483074 is an abundant number, since it is smaller than the sum of its proper divisors (12643320449886).

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

12643252483074 is a wasteful number, since it uses less digits than its factorization.

12643252483074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663905.

The product of its (nonzero) digits is 7741440, while the sum is 51.

The spelling of 12643252483074 in words is "twelve trillion, six hundred forty-three billion, two hundred fifty-two million, four hundred eighty-three thousand, seventy-four".