12727965759 has 8 divisors (see below), whose sum is σ = 17555814960. Its totient is φ = 8192713536.

The previous prime is 12727965721. The next prime is 12727965769. The reversal of 12727965759 is 95756972721.

It is a happy number.

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

It is not a de Polignac number, because 12727965759 - 2⁹ = 12727965247 is a prime.

It is a super-2 number, since 2×12727965759² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12727965769) 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, 73149142 + ... + 73149315.

It is an arithmetic number, because the mean of its divisors is an integer number (2194476870).

Almost surely, 2^12727965759 is an apocalyptic number.

12727965759 is a deficient number, since it is larger than the sum of its proper divisors (4827849201).

12727965759 is a wasteful number, since it uses less digits than its factorization.

12727965759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146298489.

The product of its digits is 16669800, while the sum is 60.

The spelling of 12727965759 in words is "twelve billion, seven hundred twenty-seven million, nine hundred sixty-five thousand, seven hundred fifty-nine".