2775223026871 has 2 divisors, whose sum is σ = 2775223026872. Its totient is φ = 2775223026870.

The previous prime is 2775223026847. The next prime is 2775223026883. The reversal of 2775223026871 is 1786203225772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2775223026871 - 2¹³ = 2775223018679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2775223026571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387611513435 + 1387611513436.

It is an arithmetic number, because the mean of its divisors is an integer number (1387611513436).

Almost surely, 2^{2775223026871} is an apocalyptic number.

2775223026871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2775223026871 is an equidigital number, since it uses as much as digits as its factorization.

2775223026871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 52.

The spelling of 2775223026871 in words is "two trillion, seven hundred seventy-five billion, two hundred twenty-three million, twenty-six thousand, eight hundred seventy-one".