117281713968 has 40 divisors (see below), whose sum is σ = 336641958000. Its totient is φ = 39093904512.

The previous prime is 117281713897. The next prime is 117281713979. The reversal of 117281713968 is 869317182711.

117281713968 is a `hidden beast` number, since 1 + 172 + 81 + 7 + 1 + 396 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 135742293 + ... + 135743156.

It is an arithmetic number, because the mean of its divisors is an integer number (8416048950).

Almost surely, 2^117281713968 is an apocalyptic number.

117281713968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117281713968 is an abundant number, since it is smaller than the sum of its proper divisors (219360244032).

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

117281713968 is a wasteful number, since it uses less digits than its factorization.

117281713968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271485466 (or 271485454 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 54.

The spelling of 117281713968 in words is "one hundred seventeen billion, two hundred eighty-one million, seven hundred thirteen thousand, nine hundred sixty-eight".