163052645203 has 12 divisors (see below), whose sum is σ = 192993183760. Its totient is φ = 134940115296.

The previous prime is 163052645201. The next prime is 163052645221. The reversal of 163052645203 is 302546250361.

It is not a de Polignac number, because 163052645203 - 2¹ = 163052645201 is a prime.

It is a super-2 number, since 2×163052645203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163052645201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13842648 + ... + 13854421.

Almost surely, 2^163052645203 is an apocalyptic number.

163052645203 is a deficient number, since it is larger than the sum of its proper divisors (29940538557).

163052645203 is an equidigital number, since it uses as much as digits as its factorization.

163052645203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27697134 (or 27697105 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 163052645203 its reverse (302546250361), we get a palindrome (465598895564).

The spelling of 163052645203 in words is "one hundred sixty-three billion, fifty-two million, six hundred forty-five thousand, two hundred three".