163668106 has 8 divisors (see below), whose sum is σ = 280573920. Its totient is φ = 70143468.

The previous prime is 163668103. The next prime is 163668119. The reversal of 163668106 is 601866361.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (163668101) 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, 5845276 + ... + 5845303.

It is an arithmetic number, because the mean of its divisors is an integer number (35071740).

Almost surely, 2^163668106 is an apocalyptic number.

163668106 is a deficient number, since it is larger than the sum of its proper divisors (116905814).

163668106 is a wasteful number, since it uses less digits than its factorization.

163668106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11690588.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 163668106 is about 12793.2836285295. The cubic root of 163668106 is about 547.0008722986. Note that the first 3 decimals are identical.

The spelling of 163668106 in words is "one hundred sixty-three million, six hundred sixty-eight thousand, one hundred six".