12512527502646 has 32 divisors (see below), whose sum is σ = 25621879795200. Its totient is φ = 4071818763936.

The previous prime is 12512527502561. The next prime is 12512527502689. The reversal of 12512527502646 is 64620572521521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12512527502595 and 12512527502604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55770496 + ... + 55994403.

It is an arithmetic number, because the mean of its divisors is an integer number (800683743600).

Almost surely, 2^{12512527502646} is an apocalyptic number.

12512527502646 is an abundant number, since it is smaller than the sum of its proper divisors (13109352292554).

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

12512527502646 is a wasteful number, since it uses less digits than its factorization.

12512527502646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111765348.

The product of its (nonzero) digits is 2016000, while the sum is 48.

The spelling of 12512527502646 in words is "twelve trillion, five hundred twelve billion, five hundred twenty-seven million, five hundred two thousand, six hundred forty-six".