117530542068 has 12 divisors (see below), whose sum is σ = 274237931520. Its totient is φ = 39176847352.

The previous prime is 117530542007. The next prime is 117530542093. The reversal of 117530542068 is 860245035711.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4897105908 + ... + 4897105931.

It is an arithmetic number, because the mean of its divisors is an integer number (22853160960).

Almost surely, 2^117530542068 is an apocalyptic number.

It is an amenable number.

117530542068 is an abundant number, since it is smaller than the sum of its proper divisors (156707389452).

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

117530542068 is a wasteful number, since it uses less digits than its factorization.

117530542068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9794211846 (or 9794211844 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

Adding to 117530542068 its reverse (860245035711), we get a palindrome (977775577779).

The spelling of 117530542068 in words is "one hundred seventeen billion, five hundred thirty million, five hundred forty-two thousand, sixty-eight".