117717262687 has 8 divisors (see below), whose sum is σ = 118086450560. Its totient is φ = 117348157080.

The previous prime is 117717262673. The next prime is 117717262759. The reversal of 117717262687 is 786262717711.

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

It is a cyclic number.

It is not a de Polignac number, because 117717262687 - 2²³ = 117708874079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117717262667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4162798 + ... + 4190980.

It is an arithmetic number, because the mean of its divisors is an integer number (14760806320).

Almost surely, 2^117717262687 is an apocalyptic number.

117717262687 is a deficient number, since it is larger than the sum of its proper divisors (369187873).

117717262687 is a wasteful number, since it uses less digits than its factorization.

117717262687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41133.

The product of its digits is 2765952, while the sum is 55.

The spelling of 117717262687 in words is "one hundred seventeen billion, seven hundred seventeen million, two hundred sixty-two thousand, six hundred eighty-seven".