12527651376525 has 12 divisors (see below), whose sum is σ = 20712383609312. Its totient is φ = 6681414067440.

The previous prime is 12527651376523. The next prime is 12527651376547. The reversal of 12527651376525 is 52567315672521.

It is a happy number.

It is not a de Polignac number, because 12527651376525 - 2¹ = 12527651376523 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12527651376523) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 83517675769 + ... + 83517675918.

Almost surely, 2^{12527651376525} is an apocalyptic number.

12527651376525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12527651376525 is a deficient number, since it is larger than the sum of its proper divisors (8184732232787).

12527651376525 is a wasteful number, since it uses less digits than its factorization.

12527651376525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167035351700 (or 167035351695 counting only the distinct ones).

The product of its digits is 26460000, while the sum is 57.

The spelling of 12527651376525 in words is "twelve trillion, five hundred twenty-seven billion, six hundred fifty-one million, three hundred seventy-six thousand, five hundred twenty-five".