2826221663 has 2 divisors, whose sum is σ = 2826221664. Its totient is φ = 2826221662.

The previous prime is 2826221647. The next prime is 2826221677. The reversal of 2826221663 is 3661226282.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2826221663 - 2⁴ = 2826221647 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 (2826221263) 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, 1413110831 + 1413110832.

It is an arithmetic number, because the mean of its divisors is an integer number (1413110832).

Almost surely, 2^2826221663 is an apocalyptic number.

2826221663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2826221663 is an equidigital number, since it uses as much as digits as its factorization.

2826221663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 38.

The square root of 2826221663 is about 53162.2202602562. The cubic root of 2826221663 is about 1413.8458898348.

The spelling of 2826221663 in words is "two billion, eight hundred twenty-six million, two hundred twenty-one thousand, six hundred sixty-three".