117388543345 has 8 divisors (see below), whose sum is σ = 145723709160. Its totient is φ = 90672529920.

The previous prime is 117388543319. The next prime is 117388543379. The reversal of 117388543345 is 543345883711.

It can be written as a sum of positive squares in 4 ways, for example, as 47248847424 + 70139695921 = 217368^2 + 264839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117388543345 - 2⁵ = 117388543313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117388543292 and 117388543301.

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, 404787936 + ... + 404788225.

It is an arithmetic number, because the mean of its divisors is an integer number (18215463645).

Almost surely, 2^117388543345 is an apocalyptic number.

It is an amenable number.

117388543345 is a deficient number, since it is larger than the sum of its proper divisors (28335165815).

117388543345 is an equidigital number, since it uses as much as digits as its factorization.

117388543345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809576195.

The product of its digits is 4838400, while the sum is 52.

The spelling of 117388543345 in words is "one hundred seventeen billion, three hundred eighty-eight million, five hundred forty-three thousand, three hundred forty-five".