65711195611 has 2 divisors, whose sum is σ = 65711195612. Its totient is φ = 65711195610.

The previous prime is 65711195609. The next prime is 65711195651. The reversal of 65711195611 is 11659111756.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65711195611 - 2¹ = 65711195609 is a prime.

It is a super-2 number, since 2×65711195611² (a number of 22 digits) contains 22 as substring.

Together with 65711195609, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (65711195651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32855597805 + 32855597806.

It is an arithmetic number, because the mean of its divisors is an integer number (32855597806).

Almost surely, 2^65711195611 is an apocalyptic number.

65711195611 is a deficient number, since it is larger than the sum of its proper divisors (1).

65711195611 is an equidigital number, since it uses as much as digits as its factorization.

65711195611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 43.

The spelling of 65711195611 in words is "sixty-five billion, seven hundred eleven million, one hundred ninety-five thousand, six hundred eleven".