168671117546832 has 40 divisors (see below), whose sum is σ = 436111633499584. Its totient is φ = 56174942859264.

The previous prime is 168671117546831. The next prime is 168671117546837. The reversal of 168671117546832 is 238645711176861.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168671117546831) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1523787508 + ... + 1523898195.

Almost surely, 2^{168671117546832} is an apocalyptic number.

168671117546832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

168671117546832 is an abundant number, since it is smaller than the sum of its proper divisors (267440515952752).

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

168671117546832 is a wasteful number, since it uses less digits than its factorization.

168671117546832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047686867 (or 3047686861 counting only the distinct ones).

The product of its digits is 81285120, while the sum is 66.

The spelling of 168671117546832 in words is "one hundred sixty-eight trillion, six hundred seventy-one billion, one hundred seventeen million, five hundred forty-six thousand, eight hundred thirty-two".