7716668168 has 32 divisors (see below), whose sum is σ = 15808383360. Its totient is φ = 3502178880.

The previous prime is 7716668161. The next prime is 7716668171. The reversal of 7716668168 is 8618666177.

It is not an unprimeable number, because it can be changed into a prime (7716668161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9680 + ... + 124607.

It is an arithmetic number, because the mean of its divisors is an integer number (494011980).

Almost surely, 2^7716668168 is an apocalyptic number.

It is an amenable number.

7716668168 is an abundant number, since it is smaller than the sum of its proper divisors (8091715192).

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

7716668168 is a wasteful number, since it uses less digits than its factorization.

7716668168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134957 (or 134953 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 56.

The square root of 7716668168 is about 87844.5682327598. The cubic root of 7716668168 is about 1976.1046572934.

The spelling of 7716668168 in words is "seven billion, seven hundred sixteen million, six hundred sixty-eight thousand, one hundred sixty-eight".