117343121418 has 192 divisors, whose sum is σ = 287397976320. Its totient is φ = 35452836864.

The previous prime is 117343121377. The next prime is 117343121431. The reversal of 117343121418 is 814121343711.

117343121418 is a `hidden beast` number, since 1 + 1 + 7 + 3 + 431 + 214 + 1 + 8 = 666.

117343121418 is digitally balanced in base 3 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 59473480 + ... + 59475452.

It is an arithmetic number, because the mean of its divisors is an integer number (1496864460).

Almost surely, 2^117343121418 is an apocalyptic number.

117343121418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 117343121418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143698988160).

117343121418 is an abundant number, since it is smaller than the sum of its proper divisors (170054854902).

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

117343121418 is a wasteful number, since it uses less digits than its factorization.

117343121418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158 (or 2135 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The spelling of 117343121418 in words is "one hundred seventeen billion, three hundred forty-three million, one hundred twenty-one thousand, four hundred eighteen".