163545164 has 6 divisors (see below), whose sum is σ = 286204044. Its totient is φ = 81772580.

The previous prime is 163545149. The next prime is 163545169. The reversal of 163545164 is 461545361.

It is not an unprimeable number, because it can be changed into a prime (163545169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20443142 + ... + 20443149.

It is an arithmetic number, because the mean of its divisors is an integer number (47700674).

Almost surely, 2^163545164 is an apocalyptic number.

It is an amenable number.

163545164 is a deficient number, since it is larger than the sum of its proper divisors (122658880).

163545164 is a wasteful number, since it uses less digits than its factorization.

163545164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40886295 (or 40886293 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 163545164 is about 12788.4777827543. The cubic root of 163545164 is about 546.8638750782.

The spelling of 163545164 in words is "one hundred sixty-three million, five hundred forty-five thousand, one hundred sixty-four".