117581743800 has 192 divisors, whose sum is σ = 411049881600. Its totient is φ = 30887049600.

The previous prime is 117581743777. The next prime is 117581743819. The reversal of 117581743800 is 8347185711.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 199305 + ... + 524295.

It is an arithmetic number, because the mean of its divisors is an integer number (2140884800).

Almost surely, 2^117581743800 is an apocalyptic number.

117581743800 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 117581743800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205524940800).

117581743800 is an abundant number, since it is smaller than the sum of its proper divisors (293468137800).

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

117581743800 is a wasteful number, since it uses less digits than its factorization.

117581743800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325083 (or 325068 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 45.

The spelling of 117581743800 in words is "one hundred seventeen billion, five hundred eighty-one million, seven hundred forty-three thousand, eight hundred".