163034665442656 has 48 divisors (see below), whose sum is σ = 379477238545440. Its totient is φ = 67462620180480.

The previous prime is 163034665442611. The next prime is 163034665442669. The reversal of 163034665442656 is 656244566430361.

It is a happy number.

163034665442656 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163034665442594 and 163034665442603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12548843985 + ... + 12548856976.

It is an arithmetic number, because the mean of its divisors is an integer number (7905775803030).

Almost surely, 2^{163034665442656} is an apocalyptic number.

163034665442656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

163034665442656 is an abundant number, since it is smaller than the sum of its proper divisors (216442573102784).

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

163034665442656 is a wasteful number, since it uses less digits than its factorization.

163034665442656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25097701007 (or 25097700999 counting only the distinct ones).

The product of its (nonzero) digits is 223948800, while the sum is 61.

The spelling of 163034665442656 in words is "one hundred sixty-three trillion, thirty-four billion, six hundred sixty-five million, four hundred forty-two thousand, six hundred fifty-six".