211150562489 has 2 divisors, whose sum is σ = 211150562490. Its totient is φ = 211150562488.

The previous prime is 211150562431. The next prime is 211150562521. The reversal of 211150562489 is 984265051112.

211150562489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186723373225 + 24427189264 = 432115^2 + 156292^2 .

It is a cyclic number.

It is not a de Polignac number, because 211150562489 - 2²⁴ = 211133785273 is a prime.

It is not a weakly prime, because it can be changed into another prime (211150562419) 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, 105575281244 + 105575281245.

It is an arithmetic number, because the mean of its divisors is an integer number (105575281245).

Almost surely, 2^211150562489 is an apocalyptic number.

It is an amenable number.

211150562489 is a deficient number, since it is larger than the sum of its proper divisors (1).

211150562489 is an equidigital number, since it uses as much as digits as its factorization.

211150562489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 211150562489 in words is "two hundred eleven billion, one hundred fifty million, five hundred sixty-two thousand, four hundred eighty-nine".