117905236224 has 72 divisors (see below), whose sum is σ = 314439982752. Its totient is φ = 39221575680.

The previous prime is 117905236199. The next prime is 117905236291. The reversal of 117905236224 is 422632509711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220752 + ... + 533424.

Almost surely, 2^117905236224 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 117905236224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157219991376).

117905236224 is an abundant number, since it is smaller than the sum of its proper divisors (196534746528).

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

117905236224 is an equidigital number, since it uses as much as digits as its factorization.

117905236224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313183 (or 313169 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 117905236224 in words is "one hundred seventeen billion, nine hundred five million, two hundred thirty-six thousand, two hundred twenty-four".