12747875334377 has 2 divisors, whose sum is σ = 12747875334378. Its totient is φ = 12747875334376.

The previous prime is 12747875334251. The next prime is 12747875334401. The reversal of 12747875334377 is 77343357874721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8090548783321 + 4657326551056 = 2844389^2 + 2158084^2 .

It is a cyclic number.

It is not a de Polignac number, because 12747875334377 - 2¹⁶ = 12747875268841 is a prime.

It is not a weakly prime, because it can be changed into another prime (12747875334977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373937667188 + 6373937667189.

It is an arithmetic number, because the mean of its divisors is an integer number (6373937667189).

Almost surely, 2^{12747875334377} is an apocalyptic number.

It is an amenable number.

12747875334377 is a deficient number, since it is larger than the sum of its proper divisors (1).

12747875334377 is an equidigital number, since it uses as much as digits as its factorization.

12747875334377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580849920, while the sum is 68.

The spelling of 12747875334377 in words is "twelve trillion, seven hundred forty-seven billion, eight hundred seventy-five million, three hundred thirty-four thousand, three hundred seventy-seven".