6538707611 has 2 divisors, whose sum is σ = 6538707612. Its totient is φ = 6538707610.

The previous prime is 6538707563. The next prime is 6538707653. The reversal of 6538707611 is 1167078356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6538707611 - 2²⁶ = 6471598747 is a prime.

It is not a weakly prime, because it can be changed into another prime (6538707661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3269353805 + 3269353806.

It is an arithmetic number, because the mean of its divisors is an integer number (3269353806).

Almost surely, 2^6538707611 is an apocalyptic number.

6538707611 is a deficient number, since it is larger than the sum of its proper divisors (1).

6538707611 is an equidigital number, since it uses as much as digits as its factorization.

6538707611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 6538707611 is about 80862.2755739659. The cubic root of 6538707611 is about 1869.9527770778.

The spelling of 6538707611 in words is "six billion, five hundred thirty-eight million, seven hundred seven thousand, six hundred eleven".