12547260253136 has 40 divisors (see below), whose sum is σ = 28058300534784. Its totient is φ = 5324155689600.

The previous prime is 12547260253117. The next prime is 12547260253147. The reversal of 12547260253136 is 63135206274521.

It is a happy number.

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, 554588240 + ... + 554610863.

Almost surely, 2^{12547260253136} is an apocalyptic number.

12547260253136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12547260253136 is an abundant number, since it is smaller than the sum of its proper divisors (15511040281648).

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

12547260253136 is a wasteful number, since it uses less digits than its factorization.

12547260253136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109199219 (or 1109199213 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 12547260253136 in words is "twelve trillion, five hundred forty-seven billion, two hundred sixty million, two hundred fifty-three thousand, one hundred thirty-six".