12488523878427 has 4 divisors (see below), whose sum is σ = 16651365171240. Its totient is φ = 8325682585616.

The previous prime is 12488523878377. The next prime is 12488523878459. The reversal of 12488523878427 is 72487832588421.

12488523878427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12488523878427 - 2²⁰ = 12488522829851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12488523878527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2081420646402 + ... + 2081420646407.

It is an arithmetic number, because the mean of its divisors is an integer number (4162841292810).

Almost surely, 2^{12488523878427} is an apocalyptic number.

12488523878427 is a deficient number, since it is larger than the sum of its proper divisors (4162841292813).

12488523878427 is an equidigital number, since it uses as much as digits as its factorization.

12488523878427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162841292812.

The product of its digits is 385351680, while the sum is 69.

The spelling of 12488523878427 in words is "twelve trillion, four hundred eighty-eight billion, five hundred twenty-three million, eight hundred seventy-eight thousand, four hundred twenty-seven".