2827778080811 has 2 divisors, whose sum is σ = 2827778080812. Its totient is φ = 2827778080810.

The previous prime is 2827778080801. The next prime is 2827778080837. The reversal of 2827778080811 is 1180808777282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2827778080811 - 2¹⁰ = 2827778079787 is a prime.

It is a super-3 number, since 3×2827778080811³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2827778080801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413889040405 + 1413889040406.

It is an arithmetic number, because the mean of its divisors is an integer number (1413889040406).

Almost surely, 2^{2827778080811} is an apocalyptic number.

2827778080811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2827778080811 is an equidigital number, since it uses as much as digits as its factorization.

2827778080811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5619712, while the sum is 59.

The spelling of 2827778080811 in words is "two trillion, eight hundred twenty-seven billion, seven hundred seventy-eight million, eighty thousand, eight hundred eleven".