163201536 has 120 divisors (see below), whose sum is σ = 476848944. Its totient is φ = 53729280.

The previous prime is 163201463. The next prime is 163201541. The reversal of 163201536 is 635102361.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 492891 + ... + 493221.

Almost surely, 2^163201536 is an apocalyptic number.

163201536 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 163201536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238424472).

163201536 is an abundant number, since it is smaller than the sum of its proper divisors (313647408).

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

163201536 is a wasteful number, since it uses less digits than its factorization.

163201536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 163201536 is about 12775.0356555275. The cubic root of 163201536 is about 546.4805976571.

Adding to 163201536 its reverse (635102361), we get a palindrome (798303897).

The spelling of 163201536 in words is "one hundred sixty-three million, two hundred one thousand, five hundred thirty-six".