116317312641 has 12 divisors (see below), whose sum is σ = 169745999332. Its totient is φ = 76745442816.

The previous prime is 116317312613. The next prime is 116317312697. The reversal of 116317312641 is 146213713611.

116317312641 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 1 + 7 + 3 + 1 + 2 + 641 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 23335617600 + 92981695041 = 152760^2 + 304929^2 .

It is not a de Polignac number, because 116317312641 - 2¹⁵ = 116317279873 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 116317312596 and 116317312605.

It is not an unprimeable number, because it can be changed into a prime (116317312141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66618436 + ... + 66620181.

Almost surely, 2^116317312641 is an apocalyptic number.

It is an amenable number.

116317312641 is a deficient number, since it is larger than the sum of its proper divisors (53428686691).

116317312641 is a wasteful number, since it uses less digits than its factorization.

116317312641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133238720 (or 133238717 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The spelling of 116317312641 in words is "one hundred sixteen billion, three hundred seventeen million, three hundred twelve thousand, six hundred forty-one".