12271526267525 has 24 divisors (see below), whose sum is σ = 18413476729920. Its totient is φ = 7919774933760.

The previous prime is 12271526267513. The next prime is 12271526267527. The reversal of 12271526267525 is 52576262517221.

It is not a de Polignac number, because 12271526267525 - 2⁴ = 12271526267509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12271526267527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2062438415 + ... + 2062444364.

It is an arithmetic number, because the mean of its divisors is an integer number (767228197080).

Almost surely, 2^{12271526267525} is an apocalyptic number.

It is an amenable number.

12271526267525 is a deficient number, since it is larger than the sum of its proper divisors (6141950462395).

12271526267525 is a wasteful number, since it uses less digits than its factorization.

12271526267525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124882813 (or 4124882808 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 53.

The spelling of 12271526267525 in words is "twelve trillion, two hundred seventy-one billion, five hundred twenty-six million, two hundred sixty-seven thousand, five hundred twenty-five".