163563106005 has 40 divisors (see below), whose sum is σ = 315756023352. Its totient is φ = 80523372672.

The previous prime is 163563105997. The next prime is 163563106061. The reversal of 163563106005 is 500601365361.

163563106005 is a `hidden beast` number, since 1 + 6 + 35 + 6 + 3 + 10 + 600 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 288116676 + 163274989329 = 16974^2 + 404073^2 .

It is not a de Polignac number, because 163563106005 - 2³ = 163563105997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15527794 + ... + 15538323.

Almost surely, 2^163563106005 is an apocalyptic number.

163563106005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163563106005 is a deficient number, since it is larger than the sum of its proper divisors (152192917347).

163563106005 is a wasteful number, since it uses less digits than its factorization.

163563106005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31066147 (or 31066138 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The spelling of 163563106005 in words is "one hundred sixty-three billion, five hundred sixty-three million, one hundred six thousand, five".