5685775877 has 2 divisors, whose sum is σ = 5685775878. Its totient is φ = 5685775876.

The previous prime is 5685775861. The next prime is 5685775969. The reversal of 5685775877 is 7785775865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2881649761 + 2804126116 = 53681^2 + 52954^2 .

It is a cyclic number.

It is not a de Polignac number, because 5685775877 - 2⁴ = 5685775861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5685775807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2842887938 + 2842887939.

It is an arithmetic number, because the mean of its divisors is an integer number (2842887939).

Almost surely, 2^5685775877 is an apocalyptic number.

It is an amenable number.

5685775877 is a deficient number, since it is larger than the sum of its proper divisors (1).

5685775877 is an equidigital number, since it uses as much as digits as its factorization.

5685775877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115248000, while the sum is 65.

The square root of 5685775877 is about 75404.0839543854. The cubic root of 5685775877 is about 1784.8288565263.

The spelling of 5685775877 in words is "five billion, six hundred eighty-five million, seven hundred seventy-five thousand, eight hundred seventy-seven".