117548587440 has 240 divisors, whose sum is σ = 425210522880. Its totient is φ = 29005724160.

The previous prime is 117548587433. The next prime is 117548587451. The reversal of 117548587440 is 44785845711.

It is a happy number.

117548587440 is a `hidden beast` number, since 1 + 1 + 7 + 54 + 8 + 587 + 4 + 4 + 0 = 666.

117548587440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 488325 + ... + 688155.

It is an arithmetic number, because the mean of its divisors is an integer number (1771710512).

Almost surely, 2^117548587440 is an apocalyptic number.

117548587440 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 117548587440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212605261440).

117548587440 is an abundant number, since it is smaller than the sum of its proper divisors (307661935440).

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

117548587440 is a wasteful number, since it uses less digits than its factorization.

117548587440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199912 (or 199903 counting only the distinct ones).

The product of its (nonzero) digits is 5017600, while the sum is 54.

The spelling of 117548587440 in words is "one hundred seventeen billion, five hundred forty-eight million, five hundred eighty-seven thousand, four hundred forty".