163009536 has 88 divisors (see below), whose sum is σ = 444117120. Its totient is φ = 53133312.

The previous prime is 163009513. The next prime is 163009577. The reversal of 163009536 is 635900361.

It is a junction number, because it is equal to n+sod(n) for n = 163009497 and 163009506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143820 + ... + 144948.

Almost surely, 2^163009536 is an apocalyptic number.

163009536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163009536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222058560).

163009536 is an abundant number, since it is smaller than the sum of its proper divisors (281107584).

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

163009536 is a wasteful number, since it uses less digits than its factorization.

163009536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199 (or 1181 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 163009536 is about 12767.5187879243. The cubic root of 163009536 is about 546.2662094623.

Adding to 163009536 its reverse (635900361), we get a palindrome (798909897).

The spelling of 163009536 in words is "one hundred sixty-three million, nine thousand, five hundred thirty-six".