12196489161 has 8 divisors (see below), whose sum is σ = 16568815680. Its totient is φ = 7977577712.

The previous prime is 12196489157. The next prime is 12196489171. The reversal of 12196489161 is 16198469121.

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

It is a cyclic number.

It is not a de Polignac number, because 12196489161 - 2² = 12196489157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12196489161.

It is not an unprimeable number, because it can be changed into a prime (12196489111) 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, 38353581 + ... + 38353898.

It is an arithmetic number, because the mean of its divisors is an integer number (2071101960).

Almost surely, 2^12196489161 is an apocalyptic number.

It is an amenable number.

12196489161 is a deficient number, since it is larger than the sum of its proper divisors (4372326519).

12196489161 is an equidigital number, since it uses as much as digits as its factorization.

12196489161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76707535.

The product of its digits is 186624, while the sum is 48.

The spelling of 12196489161 in words is "twelve billion, one hundred ninety-six million, four hundred eighty-nine thousand, one hundred sixty-one".