2775275001263 has 2 divisors, whose sum is σ = 2775275001264. Its totient is φ = 2775275001262.

The previous prime is 2775275001259. The next prime is 2775275001307. The reversal of 2775275001263 is 3621005725772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2775275001263 - 2² = 2775275001259 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2775275001463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387637500631 + 1387637500632.

It is an arithmetic number, because the mean of its divisors is an integer number (1387637500632).

Almost surely, 2^{2775275001263} is an apocalyptic number.

2775275001263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2775275001263 is an equidigital number, since it uses as much as digits as its factorization.

2775275001263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1234800, while the sum is 47.

The spelling of 2775275001263 in words is "two trillion, seven hundred seventy-five billion, two hundred seventy-five million, one thousand, two hundred sixty-three".