116718018669 has 18 divisors (see below), whose sum is σ = 196118032110. Its totient is φ = 66696010416.

The previous prime is 116718018631. The next prime is 116718018713. The reversal of 116718018669 is 966810817611.

It can be written as a sum of positive squares in only one way, i.e., 87712522569 + 29005496100 = 296163^2 + 170310^2 .

It is not a de Polignac number, because 116718018669 - 2⁷ = 116718018541 is a prime.

It is a super-2 number, since 2×116718018669² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116718018269) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 132332914 + ... + 132333795.

Almost surely, 2^116718018669 is an apocalyptic number.

It is an amenable number.

116718018669 is a deficient number, since it is larger than the sum of its proper divisors (79400013441).

116718018669 is a wasteful number, since it uses less digits than its factorization.

116718018669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264666729 (or 264666719 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 54.

The spelling of 116718018669 in words is "one hundred sixteen billion, seven hundred eighteen million, eighteen thousand, six hundred sixty-nine".