163563065106 has 32 divisors (see below), whose sum is σ = 393535196160. Its totient is φ = 44272709136.

The previous prime is 163563065093. The next prime is 163563065131. The reversal of 163563065106 is 601560365361.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102482326 + ... + 102483921.

It is an arithmetic number, because the mean of its divisors is an integer number (12297974880).

Almost surely, 2^163563065106 is an apocalyptic number.

163563065106 is an abundant number, since it is smaller than the sum of its proper divisors (229972131054).

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

163563065106 is a wasteful number, since it uses less digits than its factorization.

163563065106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204966278.

The product of its (nonzero) digits is 291600, while the sum is 42.

The spelling of 163563065106 in words is "one hundred sixty-three billion, five hundred sixty-three million, sixty-five thousand, one hundred six".