117755068895478 has 48 divisors (see below), whose sum is σ = 291584877642240. Its totient is φ = 33644201838768.

The previous prime is 117755068895447. The next prime is 117755068895479. The reversal of 117755068895478 is 874598860557711.

117755068895478 is a `hidden beast` number, since 1 + 1 + 7 + 7 + 5 + 5 + 0 + 68 + 8 + 9 + 547 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 117755068895397 and 117755068895406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117755068895479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45787533 + ... + 48290871.

It is an arithmetic number, because the mean of its divisors is an integer number (6074684950880).

Almost surely, 2^{117755068895478} is an apocalyptic number.

117755068895478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

117755068895478 is an abundant number, since it is smaller than the sum of its proper divisors (173829808746762).

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

117755068895478 is a wasteful number, since it uses less digits than its factorization.

117755068895478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876681 (or 2876678 counting only the distinct ones).

The product of its (nonzero) digits is 4741632000, while the sum is 81.

The spelling of 117755068895478 in words is "one hundred seventeen trillion, seven hundred fifty-five billion, sixty-eight million, eight hundred ninety-five thousand, four hundred seventy-eight".