12732717027 has 4 divisors (see below), whose sum is σ = 16976956040. Its totient is φ = 8488478016.

The previous prime is 12732716989. The next prime is 12732717047. The reversal of 12732717027 is 72071723721.

It is a happy number.

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

It is not a de Polignac number, because 12732717027 - 2¹¹ = 12732714979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12732717047) 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, 2122119502 + ... + 2122119507.

It is an arithmetic number, because the mean of its divisors is an integer number (4244239010).

Almost surely, 2^12732717027 is an apocalyptic number.

12732717027 is a deficient number, since it is larger than the sum of its proper divisors (4244239013).

12732717027 is an equidigital number, since it uses as much as digits as its factorization.

12732717027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244239012.

The product of its (nonzero) digits is 57624, while the sum is 39.

The spelling of 12732717027 in words is "twelve billion, seven hundred thirty-two million, seven hundred seventeen thousand, twenty-seven".