163563475032 has 48 divisors (see below), whose sum is σ = 449596132440. Its totient is φ = 53707408128.

The previous prime is 163563475027. The next prime is 163563475063. The reversal of 163563475032 is 230574365361.

It is a happy number.

163563475032 is a `hidden beast` number, since 1 + 6 + 3 + 5 + 634 + 7 + 5 + 0 + 3 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 16948273 + ... + 16957920.

Almost surely, 2^163563475032 is an apocalyptic number.

163563475032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163563475032 is an abundant number, since it is smaller than the sum of its proper divisors (286032657408).

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

163563475032 is a wasteful number, since it uses less digits than its factorization.

163563475032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33906272 (or 33906265 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 45.

The spelling of 163563475032 in words is "one hundred sixty-three billion, five hundred sixty-three million, four hundred seventy-five thousand, thirty-two".