117889562784 has 48 divisors (see below), whose sum is σ = 353668690368. Its totient is φ = 33682732032.

The previous prime is 117889562779. The next prime is 117889562803. The reversal of 117889562784 is 487265988711.

It is a tau number, because it is divible by the number of its divisors (48).

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 7 ways as a sum of consecutive naturals, for example, 87714777 + ... + 87716120.

It is an arithmetic number, because the mean of its divisors is an integer number (7368097716).

Almost surely, 2^117889562784 is an apocalyptic number.

117889562784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

117889562784 is an abundant number, since it is smaller than the sum of its proper divisors (235779127584).

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

117889562784 is a wasteful number, since it uses less digits than its factorization.

117889562784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175430917 (or 175430909 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 66.

The spelling of 117889562784 in words is "one hundred seventeen billion, eight hundred eighty-nine million, five hundred sixty-two thousand, seven hundred eighty-four".