2196949917189 has 8 divisors (see below), whose sum is σ = 2931152761152. Its totient is φ = 1463690175680.

The previous prime is 2196949917167. The next prime is 2196949917223. The reversal of 2196949917189 is 9817199496912.

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 2196949917189 - 2⁸ = 2196949916933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2196949917189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196949917089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235770177 + ... + 235779494.

It is an arithmetic number, because the mean of its divisors is an integer number (366394095144).

Almost surely, 2^{2196949917189} is an apocalyptic number.

It is an amenable number.

2196949917189 is a deficient number, since it is larger than the sum of its proper divisors (734202843963).

2196949917189 is a wasteful number, since it uses less digits than its factorization.

2196949917189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471551227.

The product of its digits is 158723712, while the sum is 75.

The spelling of 2196949917189 in words is "two trillion, one hundred ninety-six billion, nine hundred forty-nine million, nine hundred seventeen thousand, one hundred eighty-nine".