168671117546835 has 16 divisors (see below), whose sum is σ = 270115393999776. Its totient is φ = 89877394050048.

The previous prime is 168671117546831. The next prime is 168671117546837. The reversal of 168671117546835 is 538645711176861.

It is not a de Polignac number, because 168671117546835 - 2² = 168671117546831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 168671117546835.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5033439454 + ... + 5033472963.

It is an arithmetic number, because the mean of its divisors is an integer number (16882212124986).

Almost surely, 2^{168671117546835} is an apocalyptic number.

168671117546835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

168671117546835 is a deficient number, since it is larger than the sum of its proper divisors (101444276452941).

168671117546835 is a wasteful number, since it uses less digits than its factorization.

168671117546835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066913542.

The product of its digits is 203212800, while the sum is 69.

The spelling of 168671117546835 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-five".