163103544221436 has 144 divisors (see below), whose sum is σ = 509054444377024. Its totient is φ = 42878886755328.

The previous prime is 163103544221363. The next prime is 163103544221473. The reversal of 163103544221436 is 634122445301361.

163103544221436 is a `hidden beast` number, since 1 + 6 + 3 + 10 + 354 + 42 + 214 + 36 = 666.

163103544221436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163103544221436² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163103544221391 and 163103544221400.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 78507211 + ... + 80557986.

Almost surely, 2^{163103544221436} is an apocalyptic number.

It is an amenable number.

163103544221436 is an abundant number, since it is smaller than the sum of its proper divisors (345950900155588).

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

163103544221436 is a wasteful number, since it uses less digits than its factorization.

163103544221436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159065540 (or 159065535 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

Adding to 163103544221436 its reverse (634122445301361), we get a palindrome (797225989522797).

The spelling of 163103544221436 in words is "one hundred sixty-three trillion, one hundred three billion, five hundred forty-four million, two hundred twenty-one thousand, four hundred thirty-six".