12696242423197 has 4 divisors (see below), whose sum is σ = 13248252963360. Its totient is φ = 12144231883036.

The previous prime is 12696242423173. The next prime is 12696242423209. The reversal of 12696242423197 is 79132424269621.

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 12696242423197 - 2³¹ = 12694094939549 is a prime.

It is a super-2 number, since 2×12696242423197² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12696242423147) 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, 276005270047 + ... + 276005270092.

It is an arithmetic number, because the mean of its divisors is an integer number (3312063240840).

Almost surely, 2^{12696242423197} is an apocalyptic number.

It is an amenable number.

12696242423197 is a deficient number, since it is larger than the sum of its proper divisors (552010540163).

12696242423197 is an equidigital number, since it uses as much as digits as its factorization.

12696242423197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552010540162.

The product of its digits is 15676416, while the sum is 58.

The spelling of 12696242423197 in words is "twelve trillion, six hundred ninety-six billion, two hundred forty-two million, four hundred twenty-three thousand, one hundred ninety-seven".