163240166 has 8 divisors (see below), whose sum is σ = 244920360. Its totient is φ = 81600048.

The previous prime is 163240157. The next prime is 163240183. The reversal of 163240166 is 661042361.

It is a happy number.

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

It is a congruent number.

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, 4205 + ... + 18551.

It is an arithmetic number, because the mean of its divisors is an integer number (30615045).

Almost surely, 2^163240166 is an apocalyptic number.

163240166 is a deficient number, since it is larger than the sum of its proper divisors (81680194).

163240166 is a wasteful number, since it uses less digits than its factorization.

163240166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20038.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 163240166 is about 12776.5474992269. The cubic root of 163240166 is about 546.5237117939.

The spelling of 163240166 in words is "one hundred sixty-three million, two hundred forty thousand, one hundred sixty-six".