163134317266 has 16 divisors (see below), whose sum is σ = 247750693344. Its totient is φ = 80551554624.

The previous prime is 163134317239. The next prime is 163134317293. The reversal of 163134317266 is 662713431361.

It is an interprime number because it is at equal distance from previous prime (163134317239) and next prime (163134317293).

It is a super-2 number, since 2×163134317266² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210346 + ... + 608698.

It is an arithmetic number, because the mean of its divisors is an integer number (15484418334).

Almost surely, 2^163134317266 is an apocalyptic number.

163134317266 is a deficient number, since it is larger than the sum of its proper divisors (84616376078).

163134317266 is a wasteful number, since it uses less digits than its factorization.

163134317266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400905.

The product of its digits is 326592, while the sum is 43.

The spelling of 163134317266 in words is "one hundred sixty-three billion, one hundred thirty-four million, three hundred seventeen thousand, two hundred sixty-six".