65309541079 has 2 divisors, whose sum is σ = 65309541080. Its totient is φ = 65309541078.

The previous prime is 65309541071. The next prime is 65309541083. The reversal of 65309541079 is 97014590356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65309541079 - 2³ = 65309541071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65309541071) 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, 32654770539 + 32654770540.

It is an arithmetic number, because the mean of its divisors is an integer number (32654770540).

Almost surely, 2^65309541079 is an apocalyptic number.

65309541079 is a deficient number, since it is larger than the sum of its proper divisors (1).

65309541079 is an equidigital number, since it uses as much as digits as its factorization.

65309541079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The spelling of 65309541079 in words is "sixty-five billion, three hundred nine million, five hundred forty-one thousand, seventy-nine".