12026272547 has 4 divisors (see below), whose sum is σ = 12659234280. Its totient is φ = 11393310816.

The previous prime is 12026272523. The next prime is 12026272603. The reversal of 12026272547 is 74527262021.

It is a happy number.

12026272547 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, and also an emirpimes, since its reverse is a distinct semiprime: 74527262021 = 881 ⋅84593941.

It is a cyclic number.

It is not a de Polignac number, because 12026272547 - 2²⁰ = 12025223971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12026272547.

It is not an unprimeable number, because it can be changed into a prime (12026271547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316480838 + ... + 316480875.

It is an arithmetic number, because the mean of its divisors is an integer number (3164808570).

Almost surely, 2^12026272547 is an apocalyptic number.

12026272547 is a deficient number, since it is larger than the sum of its proper divisors (632961733).

12026272547 is an equidigital number, since it uses as much as digits as its factorization.

12026272547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632961732.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 12026272547 in words is "twelve billion, twenty-six million, two hundred seventy-two thousand, five hundred forty-seven".