12196656797 has 4 divisors (see below), whose sum is σ = 13134861180. Its totient is φ = 11258452416.

The previous prime is 12196656767. The next prime is 12196656847. The reversal of 12196656797 is 79765669121.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4749139396 + 7447517401 = 68914^2 + 86299^2 .

It is a cyclic number.

It is not a de Polignac number, because 12196656797 - 2¹² = 12196652701 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 (12196656707) 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, 469102172 + ... + 469102197.

It is an arithmetic number, because the mean of its divisors is an integer number (3283715295).

Almost surely, 2^12196656797 is an apocalyptic number.

It is an amenable number.

12196656797 is a deficient number, since it is larger than the sum of its proper divisors (938204383).

12196656797 is an equidigital number, since it uses as much as digits as its factorization.

12196656797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938204382.

The product of its digits is 8573040, while the sum is 59.

The spelling of 12196656797 in words is "twelve billion, one hundred ninety-six million, six hundred fifty-six thousand, seven hundred ninety-seven".