163145266 has 16 divisors (see below), whose sum is σ = 249677280. Its totient is φ = 79928640.

The previous prime is 163145261. The next prime is 163145287. The reversal of 163145266 is 662541361.

163145266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163145261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36970 + ... + 41146.

It is an arithmetic number, because the mean of its divisors is an integer number (15604830).

Almost surely, 2^163145266 is an apocalyptic number.

163145266 is a deficient number, since it is larger than the sum of its proper divisors (86532014).

163145266 is a wasteful number, since it uses less digits than its factorization.

163145266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4569.

The product of its digits is 25920, while the sum is 34.

The square root of 163145266 is about 12772.8331234695. The cubic root of 163145266 is about 546.4177837098.

The spelling of 163145266 in words is "one hundred sixty-three million, one hundred forty-five thousand, two hundred sixty-six".