163553103008 has 48 divisors (see below), whose sum is σ = 325409190120. Its totient is φ = 80909991936.

The previous prime is 163553102989. The next prime is 163553103013. The reversal of 163553103008 is 800301355361.

It can be written as a sum of positive squares in 4 ways, for example, as 153435157264 + 10117945744 = 391708^2 + 100588^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16238198 + ... + 16248266.

Almost surely, 2^163553103008 is an apocalyptic number.

It is an amenable number.

163553103008 is a deficient number, since it is larger than the sum of its proper divisors (161856087112).

163553103008 is a wasteful number, since it uses less digits than its factorization.

163553103008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15409 (or 15401 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 163553103008 its reverse (800301355361), we get a palindrome (963854458369).

The spelling of 163553103008 in words is "one hundred sixty-three billion, five hundred fifty-three million, one hundred three thousand, eight".