117746138078208 has 66 divisors (see below), whose sum is σ = 339989418472704. Its totient is φ = 39248712689664.

The previous prime is 117746138078197. The next prime is 117746138078213. The reversal of 117746138078208 is 802870831647711.

117746138078208 is a `hidden beast` number, since 1 + 1 + 7 + 7 + 4 + 613 + 8 + 0 + 7 + 8 + 2 + 0 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6388127616 + ... + 6388146047.

It is an arithmetic number, because the mean of its divisors is an integer number (5151354825344).

Almost surely, 2^{117746138078208} is an apocalyptic number.

117746138078208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117746138078208 is an abundant number, since it is smaller than the sum of its proper divisors (222243280394496).

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

117746138078208 is a wasteful number, since it uses less digits than its factorization.

117746138078208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12776273689 (or 12776273668 counting only the distinct ones).

The product of its (nonzero) digits is 25288704, while the sum is 63.

The spelling of 117746138078208 in words is "one hundred seventeen trillion, seven hundred forty-six billion, one hundred thirty-eight million, seventy-eight thousand, two hundred eight".