6776780548471 has 2 divisors, whose sum is σ = 6776780548472. Its totient is φ = 6776780548470.

The previous prime is 6776780548427. The next prime is 6776780548537. The reversal of 6776780548471 is 1748450876776.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6776780548471 - 2¹⁷ = 6776780417399 is a prime.

It is a super-3 number, since 3×6776780548471³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6776780548471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6776780545471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3388390274235 + 3388390274236.

It is an arithmetic number, because the mean of its divisors is an integer number (3388390274236).

Almost surely, 2^{6776780548471} is an apocalyptic number.

6776780548471 is a deficient number, since it is larger than the sum of its proper divisors (1).

6776780548471 is an equidigital number, since it uses as much as digits as its factorization.

6776780548471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442552320, while the sum is 70.

The spelling of 6776780548471 in words is "six trillion, seven hundred seventy-six billion, seven hundred eighty million, five hundred forty-eight thousand, four hundred seventy-one".