163501250116 has 12 divisors (see below), whose sum is σ = 286753289788. Its totient is φ = 81571738752.

The previous prime is 163501249991. The next prime is 163501250117. The reversal of 163501250116 is 611052105361.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 74476593216 + 89024656900 = 272904^2 + 298370^2 .

It is not an unprimeable number, because it can be changed into a prime (163501250117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44719521 + ... + 44723176.

Almost surely, 2^163501250116 is an apocalyptic number.

It is an amenable number.

163501250116 is a deficient number, since it is larger than the sum of its proper divisors (123252039672).

163501250116 is a wasteful number, since it uses less digits than its factorization.

163501250116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89443158 (or 89443156 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 163501250116 its reverse (611052105361), we get a palindrome (774553355477).

The spelling of 163501250116 in words is "one hundred sixty-three billion, five hundred one million, two hundred fifty thousand, one hundred sixteen".