163705603116 has 24 divisors (see below), whose sum is σ = 416705171904. Its totient is φ = 49607758480.

The previous prime is 163705603109. The next prime is 163705603121. The reversal of 163705603116 is 611306507361.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620096850 + ... + 620097113.

It is an arithmetic number, because the mean of its divisors is an integer number (17362715496).

Almost surely, 2^163705603116 is an apocalyptic number.

It is an amenable number.

163705603116 is an abundant number, since it is smaller than the sum of its proper divisors (252999568788).

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

163705603116 is a wasteful number, since it uses less digits than its factorization.

163705603116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240193981 (or 1240193979 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 163705603116 in words is "one hundred sixty-three billion, seven hundred five million, six hundred three thousand, one hundred sixteen".