6511148779339 has 2 divisors, whose sum is σ = 6511148779340. Its totient is φ = 6511148779338.

The previous prime is 6511148779327. The next prime is 6511148779349. The reversal of 6511148779339 is 9339778411156.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6511148779339 - 2⁷ = 6511148779211 is a prime.

It is not a weakly prime, because it can be changed into another prime (6511148779319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3255574389669 + 3255574389670.

It is an arithmetic number, because the mean of its divisors is an integer number (3255574389670).

Almost surely, 2^{6511148779339} is an apocalyptic number.

6511148779339 is a deficient number, since it is larger than the sum of its proper divisors (1).

6511148779339 is an equidigital number, since it uses as much as digits as its factorization.

6511148779339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34292160, while the sum is 64.

The spelling of 6511148779339 in words is "six trillion, five hundred eleven billion, one hundred forty-eight million, seven hundred seventy-nine thousand, three hundred thirty-nine".