116158689 has 12 divisors (see below), whose sum is σ = 169271076. Its totient is φ = 76753152.

The previous prime is 116158673. The next prime is 116158697. The reversal of 116158689 is 986851611.

116158689 is a `hidden beast` number, since 1 + 1 + 61 + 586 + 8 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3629025 + 112529664 = 1905^2 + 10608^2 .

It is not a de Polignac number, because 116158689 - 2⁴ = 116158673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116158639) 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, 56092 + ... + 58125.

It is an arithmetic number, because the mean of its divisors is an integer number (14105923).

Almost surely, 2^116158689 is an apocalyptic number.

It is an amenable number.

116158689 is a deficient number, since it is larger than the sum of its proper divisors (53112387).

116158689 is a wasteful number, since it uses less digits than its factorization.

116158689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114336 (or 114333 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The square root of 116158689 is about 10777.6940483575. The cubic root of 116158689 is about 487.9221873268.

The spelling of 116158689 in words is "one hundred sixteen million, one hundred fifty-eight thousand, six hundred eighty-nine".