117648718 has 8 divisors (see below), whose sum is σ = 192516120. Its totient is φ = 53476680.

The previous prime is 117648701. The next prime is 117648719. The reversal of 117648718 is 817846711.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117648719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2673813 + ... + 2673856.

It is an arithmetic number, because the mean of its divisors is an integer number (24064515).

Almost surely, 2^117648718 is an apocalyptic number.

117648718 is a deficient number, since it is larger than the sum of its proper divisors (74867402).

117648718 is a wasteful number, since it uses less digits than its factorization.

117648718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5347682.

The product of its digits is 75264, while the sum is 43.

The square root of 117648718 is about 10846.5993749193. The cubic root of 117648718 is about 489.9996084961. Note that the first 3 decimals are identical.

It can be divided in two parts, 1176 and 48718, that added together give a palindrome (49894).

The spelling of 117648718 in words is "one hundred seventeen million, six hundred forty-eight thousand, seven hundred eighteen".