163405196 has 12 divisors (see below), whose sum is σ = 287412048. Its totient is φ = 81287472.

The previous prime is 163405189. The next prime is 163405217. The reversal of 163405196 is 691504361.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102896 + ... + 104471.

It is an arithmetic number, because the mean of its divisors is an integer number (23951004).

Almost surely, 2^163405196 is an apocalyptic number.

It is an amenable number.

163405196 is a deficient number, since it is larger than the sum of its proper divisors (124006852).

163405196 is a wasteful number, since it uses less digits than its factorization.

163405196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207568 (or 207566 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 163405196 is about 12783.0041852453. The cubic root of 163405196 is about 546.7078217744.

The spelling of 163405196 in words is "one hundred sixty-three million, four hundred five thousand, one hundred ninety-six".