12775003763647 has 2 divisors, whose sum is σ = 12775003763648. Its totient is φ = 12775003763646.

The previous prime is 12775003763567. The next prime is 12775003763689. The reversal of 12775003763647 is 74636730057721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12775003763647 - 2¹¹ = 12775003761599 is a prime.

It is a super-2 number, since 2×12775003763647² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12775003763591 and 12775003763600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12775003733647) 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, 6387501881823 + 6387501881824.

It is an arithmetic number, because the mean of its divisors is an integer number (6387501881824).

Almost surely, 2^{12775003763647} is an apocalyptic number.

12775003763647 is a deficient number, since it is larger than the sum of its proper divisors (1).

12775003763647 is an equidigital number, since it uses as much as digits as its factorization.

12775003763647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31116960, while the sum is 58.

The spelling of 12775003763647 in words is "twelve trillion, seven hundred seventy-five billion, three million, seven hundred sixty-three thousand, six hundred forty-seven".