117705227040 has 144 divisors (see below), whose sum is σ = 401889091968. Its totient is φ = 31370869248.

The previous prime is 117705227033. The next prime is 117705227071. The reversal of 117705227040 is 40722507711.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 117705226986 and 117705227004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2724649 + ... + 2767511.

It is an arithmetic number, because the mean of its divisors is an integer number (2790896472).

Almost surely, 2^117705227040 is an apocalyptic number.

117705227040 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 117705227040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200944545984).

117705227040 is an abundant number, since it is smaller than the sum of its proper divisors (284183864928).

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

117705227040 is a wasteful number, since it uses less digits than its factorization.

117705227040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44791 (or 44780 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 36.

The spelling of 117705227040 in words is "one hundred seventeen billion, seven hundred five million, two hundred twenty-seven thousand, forty".