2563227899 has 2 divisors, whose sum is σ = 2563227900. Its totient is φ = 2563227898.

The previous prime is 2563227881. The next prime is 2563227913. The reversal of 2563227899 is 9987223652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2563227899 - 2²⁸ = 2294792443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2563227899.

It is not a weakly prime, because it can be changed into another prime (2563227809) 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, 1281613949 + 1281613950.

It is an arithmetic number, because the mean of its divisors is an integer number (1281613950).

Almost surely, 2^2563227899 is an apocalyptic number.

2563227899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2563227899 is an equidigital number, since it uses as much as digits as its factorization.

2563227899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 53.

The square root of 2563227899 is about 50628.3309916493. The cubic root of 2563227899 is about 1368.5554772763. Note that the first 3 decimals are identical.

The spelling of 2563227899 in words is "two billion, five hundred sixty-three million, two hundred twenty-seven thousand, eight hundred ninety-nine".