5071606662761 has 2 divisors, whose sum is σ = 5071606662762. Its totient is φ = 5071606662760.

The previous prime is 5071606662719. The next prime is 5071606662763. The reversal of 5071606662761 is 1672666061705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5071418424361 + 188238400 = 2251981^2 + 13720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5071606662761 is a prime.

It is a super-3 number, since 3×5071606662761³ (a number of 39 digits) contains 333 as substring.

Together with 5071606662763, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5071606662763) 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, 2535803331380 + 2535803331381.

It is an arithmetic number, because the mean of its divisors is an integer number (2535803331381).

Almost surely, 2^{5071606662761} is an apocalyptic number.

It is an amenable number.

5071606662761 is a deficient number, since it is larger than the sum of its proper divisors (1).

5071606662761 is an equidigital number, since it uses as much as digits as its factorization.

5071606662761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 5071606662761 in words is "five trillion, seventy-one billion, six hundred six million, six hundred sixty-two thousand, seven hundred sixty-one".