168008881696 has 24 divisors (see below), whose sum is σ = 330777506304. Its totient is φ = 84001896000.

The previous prime is 168008881639. The next prime is 168008881697. The reversal of 168008881696 is 696188800861.

It is not an unprimeable number, because it can be changed into a prime (168008881697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1439881 + ... + 1552183.

It is an arithmetic number, because the mean of its divisors is an integer number (13782396096).

Almost surely, 2^168008881696 is an apocalyptic number.

168008881696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

168008881696 is a deficient number, since it is larger than the sum of its proper divisors (162768624608).

168008881696 is a wasteful number, since it uses less digits than its factorization.

168008881696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159064 (or 159056 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 61.

The spelling of 168008881696 in words is "one hundred sixty-eight billion, eight million, eight hundred eighty-one thousand, six hundred ninety-six".