116768565 has 24 divisors (see below), whose sum is σ = 204298848. Its totient is φ = 61692000.

The previous prime is 116768549. The next prime is 116768567. The reversal of 116768565 is 565867611.

116768565 is a `hidden beast` number, since 1 + 16 + 76 + 8 + 565 = 666.

It is not a de Polignac number, because 116768565 - 2⁴ = 116768549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 116768565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116768567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7311 + ... + 16940.

It is an arithmetic number, because the mean of its divisors is an integer number (8512452).

Almost surely, 2^116768565 is an apocalyptic number.

116768565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116768565 is a deficient number, since it is larger than the sum of its proper divisors (87530283).

116768565 is a wasteful number, since it uses less digits than its factorization.

116768565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24369 (or 24366 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 116768565 is about 10805.9504440840. The cubic root of 116768565 is about 488.7746210694.

The spelling of 116768565 in words is "one hundred sixteen million, seven hundred sixty-eight thousand, five hundred sixty-five".