163163568 has 20 divisors (see below), whose sum is σ = 421506008. Its totient is φ = 54387840.

The previous prime is 163163563. The next prime is 163163573. The reversal of 163163568 is 865361361.

It is an interprime number because it is at equal distance from previous prime (163163563) and next prime (163163573).

It is not an unprimeable number, because it can be changed into a prime (163163563) 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, 1699573 + ... + 1699668.

Almost surely, 2^163163568 is an apocalyptic number.

It is an amenable number.

163163568 is an abundant number, since it is smaller than the sum of its proper divisors (258342440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163163568 is a wasteful number, since it uses less digits than its factorization.

163163568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3399252 (or 3399246 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 163163568 is about 12773.5495458389. The cubic root of 163163568 is about 546.4382157345.

The spelling of 163163568 in words is "one hundred sixty-three million, one hundred sixty-three thousand, five hundred sixty-eight".