5812835695781 has 2 divisors, whose sum is σ = 5812835695782. Its totient is φ = 5812835695780.

The previous prime is 5812835695729. The next prime is 5812835695783. The reversal of 5812835695781 is 1875965382185.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5228727062881 + 584108632900 = 2286641^2 + 764270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5812835695781 is a prime.

It is a super-2 number, since 2×5812835695781² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 5812835695783, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5812835695783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2906417847890 + 2906417847891.

It is an arithmetic number, because the mean of its divisors is an integer number (2906417847891).

Almost surely, 2^{5812835695781} is an apocalyptic number.

It is an amenable number.

5812835695781 is a deficient number, since it is larger than the sum of its proper divisors (1).

5812835695781 is an equidigital number, since it uses as much as digits as its factorization.

5812835695781 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152000, while the sum is 68.

The spelling of 5812835695781 in words is "five trillion, eight hundred twelve billion, eight hundred thirty-five million, six hundred ninety-five thousand, seven hundred eighty-one".