5685775807 has 2 divisors, whose sum is σ = 5685775808. Its totient is φ = 5685775806.

The previous prime is 5685775763. The next prime is 5685775811. The reversal of 5685775807 is 7085775865.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5685775807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5685775877) 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 as a sum of consecutive naturals, namely, 2842887903 + 2842887904.

It is an arithmetic number, because the mean of its divisors is an integer number (2842887904).

Almost surely, 2^5685775807 is an apocalyptic number.

5685775807 is a deficient number, since it is larger than the sum of its proper divisors (1).

5685775807 is an equidigital number, since it uses as much as digits as its factorization.

5685775807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464000, while the sum is 58.

The square root of 5685775807 is about 75404.0834902195. The cubic root of 5685775807 is about 1784.8288492017.

Adding to 5685775807 its sum of digits (58), we get a palindrome (5685775865).

The spelling of 5685775807 in words is "five billion, six hundred eighty-five million, seven hundred seventy-five thousand, eight hundred seven".