169811923132968 has 64 divisors (see below), whose sum is σ = 425874933783360. Its totient is φ = 56424629216256.

The previous prime is 169811923132931. The next prime is 169811923132993. The reversal of 169811923132968 is 869231329118961.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 864802096 + ... + 864998432.

It is an arithmetic number, because the mean of its divisors is an integer number (6654295840365).

Almost surely, 2^{169811923132968} is an apocalyptic number.

It is an amenable number.

169811923132968 is an abundant number, since it is smaller than the sum of its proper divisors (256063010650392).

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

169811923132968 is a wasteful number, since it uses less digits than its factorization.

169811923132968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310346 (or 310342 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 69.

The spelling of 169811923132968 in words is "one hundred sixty-nine trillion, eight hundred eleven billion, nine hundred twenty-three million, one hundred thirty-two thousand, nine hundred sixty-eight".