168817116 has 24 divisors (see below), whose sum is σ = 424207504. Its totient is φ = 51943680.

The previous prime is 168817087. The next prime is 168817133. The reversal of 168817116 is 611718861.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 540925 + ... + 541236.

Almost surely, 2^168817116 is an apocalyptic number.

It is an amenable number.

168817116 is an abundant number, since it is smaller than the sum of its proper divisors (255390388).

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

168817116 is a wasteful number, since it uses less digits than its factorization.

168817116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082181 (or 1082179 counting only the distinct ones).

The product of its digits is 16128, while the sum is 39.

The square root of 168817116 is about 12992.9640960021. The cubic root of 168817116 is about 552.6779765546.

The spelling of 168817116 in words is "one hundred sixty-eight million, eight hundred seventeen thousand, one hundred sixteen".