117243366240 has 864 divisors, whose sum is σ = 508704507360. Its totient is φ = 22481141760.

The previous prime is 117243366239. The next prime is 117243366257. The reversal of 117243366240 is 42663342711.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 36995376 + ... + 36998544.

It is an arithmetic number, because the mean of its divisors is an integer number (588778365).

Almost surely, 2^117243366240 is an apocalyptic number.

117243366240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117243366240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254352253680).

117243366240 is an abundant number, since it is smaller than the sum of its proper divisors (391461141120).

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

117243366240 is a wasteful number, since it uses less digits than its factorization.

117243366240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236 (or 3210 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 117243366240 in words is "one hundred seventeen billion, two hundred forty-three million, three hundred sixty-six thousand, two hundred forty".