219284882149 has 2 divisors, whose sum is σ = 219284882150. Its totient is φ = 219284882148.

The previous prime is 219284882143. The next prime is 219284882251. The reversal of 219284882149 is 941288482912.

219284882149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212733112900 + 6551769249 = 461230^2 + 80943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-219284882149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 219284882093 and 219284882102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (219284882143) 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, 109642441074 + 109642441075.

It is an arithmetic number, because the mean of its divisors is an integer number (109642441075).

Almost surely, 2^219284882149 is an apocalyptic number.

It is an amenable number.

219284882149 is a deficient number, since it is larger than the sum of its proper divisors (1).

219284882149 is an equidigital number, since it uses as much as digits as its factorization.

219284882149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5308416, while the sum is 58.

The spelling of 219284882149 in words is "two hundred nineteen billion, two hundred eighty-four million, eight hundred eighty-two thousand, one hundred forty-nine".