6775451542577 has 2 divisors, whose sum is σ = 6775451542578. Its totient is φ = 6775451542576.

The previous prime is 6775451542501. The next prime is 6775451542583. The reversal of 6775451542577 is 7752451545776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5404025518336 + 1371426024241 = 2324656^2 + 1171079^2 .

It is a cyclic number.

It is not a de Polignac number, because 6775451542577 - 2¹⁰ = 6775451541553 is a prime.

It is not a weakly prime, because it can be changed into another prime (6775451541577) 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, 3387725771288 + 3387725771289.

It is an arithmetic number, because the mean of its divisors is an integer number (3387725771289).

Almost surely, 2^{6775451542577} is an apocalyptic number.

It is an amenable number.

6775451542577 is a deficient number, since it is larger than the sum of its proper divisors (1).

6775451542577 is an equidigital number, since it uses as much as digits as its factorization.

6775451542577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288120000, while the sum is 65.

The spelling of 6775451542577 in words is "six trillion, seven hundred seventy-five billion, four hundred fifty-one million, five hundred forty-two thousand, five hundred seventy-seven".