196909924166 has 16 divisors (see below), whose sum is σ = 302268240384. Its totient is φ = 96154365384.

The previous prime is 196909924163. The next prime is 196909924181. The reversal of 196909924166 is 661429909691.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 196909924099 and 196909924108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196909924163) 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, 657095 + ... + 908621.

It is an arithmetic number, because the mean of its divisors is an integer number (18891765024).

Almost surely, 2^196909924166 is an apocalyptic number.

196909924166 is a deficient number, since it is larger than the sum of its proper divisors (105358316218).

196909924166 is a wasteful number, since it uses less digits than its factorization.

196909924166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260675.

The product of its (nonzero) digits is 11337408, while the sum is 62.

The spelling of 196909924166 in words is "one hundred ninety-six billion, nine hundred nine million, nine hundred twenty-four thousand, one hundred sixty-six".