117745335641687 has 8 divisors (see below), whose sum is σ = 126806858492160. Its totient is φ = 108684411268320.

The previous prime is 117745335641657. The next prime is 117745335641707. The reversal of 117745335641687 is 786146533547711.

It is a happy number.

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 117745335641687 - 2¹⁴ = 117745335625303 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 (117745335641657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149210612 + ... + 149997657.

It is an arithmetic number, because the mean of its divisors is an integer number (15850857311520).

Almost surely, 2^{117745335641687} is an apocalyptic number.

117745335641687 is a deficient number, since it is larger than the sum of its proper divisors (9061522850473).

117745335641687 is a wasteful number, since it uses less digits than its factorization.

117745335641687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299238553.

The product of its digits is 355622400, while the sum is 68.

The spelling of 117745335641687 in words is "one hundred seventeen trillion, seven hundred forty-five billion, three hundred thirty-five million, six hundred forty-one thousand, six hundred eighty-seven".