12716198197 has 8 divisors (see below), whose sum is σ = 13377650400. Its totient is φ = 12069610224.

The previous prime is 12716198179. The next prime is 12716198227. The reversal of 12716198197 is 79189161721.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-12716198197 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 (12716198497) 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, 3714303 + ... + 3717724.

It is an arithmetic number, because the mean of its divisors is an integer number (1672206300).

Almost surely, 2^12716198197 is an apocalyptic number.

It is an amenable number.

12716198197 is a deficient number, since it is larger than the sum of its proper divisors (661452203).

12716198197 is an equidigital number, since it uses as much as digits as its factorization.

12716198197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7432115.

The product of its digits is 381024, while the sum is 52.

The spelling of 12716198197 in words is "twelve billion, seven hundred sixteen million, one hundred ninety-eight thousand, one hundred ninety-seven".