117963389768 has 64 divisors (see below), whose sum is σ = 259020961920. Its totient is φ = 49308019200.

The previous prime is 117963389767. The next prime is 117963389771. The reversal of 117963389768 is 867983369711.

It is a super-2 number, since 2×117963389768² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117963389698 and 117963389707.

It is not an unprimeable number, because it can be changed into a prime (117963389767) 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, 11500130 + ... + 11510382.

It is an arithmetic number, because the mean of its divisors is an integer number (4047202530).

Almost surely, 2^117963389768 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 117963389768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129510480960).

117963389768 is an abundant number, since it is smaller than the sum of its proper divisors (141057572152).

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

117963389768 is a wasteful number, since it uses less digits than its factorization.

117963389768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15318 (or 15314 counting only the distinct ones).

The product of its digits is 82301184, while the sum is 68.

The spelling of 117963389768 in words is "one hundred seventeen billion, nine hundred sixty-three million, three hundred eighty-nine thousand, seven hundred sixty-eight".