117815853068 has 12 divisors (see below), whose sum is σ = 217029203160. Its totient is φ = 55807509312.

The previous prime is 117815853061. The next prime is 117815853107. The reversal of 117815853068 is 860358518711.

117815853068 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (117815853061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 775104221 + ... + 775104372.

It is an arithmetic number, because the mean of its divisors is an integer number (18085766930).

Almost surely, 2^117815853068 is an apocalyptic number.

It is an amenable number.

117815853068 is a deficient number, since it is larger than the sum of its proper divisors (99213350092).

117815853068 is a wasteful number, since it uses less digits than its factorization.

117815853068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550208616 (or 1550208614 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 53.

The spelling of 117815853068 in words is "one hundred seventeen billion, eight hundred fifteen million, eight hundred fifty-three thousand, sixty-eight".