5656065013 has 2 divisors, whose sum is σ = 5656065014. Its totient is φ = 5656065012.

The previous prime is 5656065011. The next prime is 5656065061. The reversal of 5656065013 is 3105606565.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3616458769 + 2039606244 = 60137^2 + 45162^2 .

It is a cyclic number.

It is not a de Polignac number, because 5656065013 - 2¹ = 5656065011 is a prime.

Together with 5656065011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5656065011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828032506 + 2828032507.

It is an arithmetic number, because the mean of its divisors is an integer number (2828032507).

Almost surely, 2^5656065013 is an apocalyptic number.

It is an amenable number.

5656065013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5656065013 is an equidigital number, since it uses as much as digits as its factorization.

5656065013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 5656065013 is about 75206.8149372116. The cubic root of 5656065013 is about 1781.7145677875.

The spelling of 5656065013 in words is "five billion, six hundred fifty-six million, sixty-five thousand, thirteen".