12265705125 has 64 divisors (see below), whose sum is σ = 22903096320. Its totient is φ = 6476760000.

The previous prime is 12265705073. The next prime is 12265705129. The reversal of 12265705125 is 52150756221.

12265705125 is a `hidden beast` number, since 12 + 2 + 6 + 570 + 51 + 25 = 666.

It is not a de Polignac number, because 12265705125 - 2¹⁷ = 12265574053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12265705125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12265705129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 322884 + ... + 358866.

It is an arithmetic number, because the mean of its divisors is an integer number (357860880).

Almost surely, 2^12265705125 is an apocalyptic number.

12265705125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12265705125 is a deficient number, since it is larger than the sum of its proper divisors (10637391195).

12265705125 is a wasteful number, since it uses less digits than its factorization.

12265705125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36108 (or 36092 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The spelling of 12265705125 in words is "twelve billion, two hundred sixty-five million, seven hundred five thousand, one hundred twenty-five".