536220323689 has 2 divisors, whose sum is σ = 536220323690. Its totient is φ = 536220323688.

The previous prime is 536220323647. The next prime is 536220323777. The reversal of 536220323689 is 986323022635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 372231771664 + 163988552025 = 610108^2 + 404955^2 .

It is a cyclic number.

It is not a de Polignac number, because 536220323689 - 2¹⁷ = 536220192617 is a prime.

It is not a weakly prime, because it can be changed into another prime (536220323629) 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, 268110161844 + 268110161845.

It is an arithmetic number, because the mean of its divisors is an integer number (268110161845).

Almost surely, 2^536220323689 is an apocalyptic number.

It is an amenable number.

536220323689 is a deficient number, since it is larger than the sum of its proper divisors (1).

536220323689 is an equidigital number, since it uses as much as digits as its factorization.

536220323689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 536220323689 in words is "five hundred thirty-six billion, two hundred twenty million, three hundred twenty-three thousand, six hundred eighty-nine".