68733327168 has 224 divisors, whose sum is σ = 222579102720. Its totient is φ = 20625477120.

The previous prime is 68733327163. The next prime is 68733327191. The reversal of 68733327168 is 86172333786.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68733327163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1940271 + ... + 1975377.

Almost surely, 2^68733327168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68733327168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111289551360).

68733327168 is an abundant number, since it is smaller than the sum of its proper divisors (153845775552).

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

68733327168 is a wasteful number, since it uses less digits than its factorization.

68733327168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35242 (or 35226 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 68733327168 in words is "sixty-eight billion, seven hundred thirty-three million, three hundred twenty-seven thousand, one hundred sixty-eight".