196727272717 has 4 divisors (see below), whose sum is σ = 199663500736. Its totient is φ = 193791044700.

The previous prime is 196727272607. The next prime is 196727272723. The reversal of 196727272717 is 717272727691.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 196727272717 - 2⁷ = 196727272589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196727272787) 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, 1468113909 + ... + 1468114042.

It is an arithmetic number, because the mean of its divisors is an integer number (49915875184).

Almost surely, 2^196727272717 is an apocalyptic number.

It is an amenable number.

196727272717 is a deficient number, since it is larger than the sum of its proper divisors (2936228019).

196727272717 is an equidigital number, since it uses as much as digits as its factorization.

196727272717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936228018.

The product of its digits is 7260624, while the sum is 58.

The spelling of 196727272717 in words is "one hundred ninety-six billion, seven hundred twenty-seven million, two hundred seventy-two thousand, seven hundred seventeen".