12727072257 has 8 divisors (see below), whose sum is σ = 17015669376. Its totient is φ = 8461594992.

The previous prime is 12727072247. The next prime is 12727072261. The reversal of 12727072257 is 75227072721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12727072257 - 2¹² = 12727068161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12727072207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5778678 + ... + 5780879.

It is an arithmetic number, because the mean of its divisors is an integer number (2126958672).

Almost surely, 2^12727072257 is an apocalyptic number.

It is an amenable number.

12727072257 is a deficient number, since it is larger than the sum of its proper divisors (4288597119).

12727072257 is a wasteful number, since it uses less digits than its factorization.

12727072257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11559927.

The product of its (nonzero) digits is 192080, while the sum is 42.

The spelling of 12727072257 in words is "twelve billion, seven hundred twenty-seven million, seventy-two thousand, two hundred fifty-seven".