282166342289 has 4 divisors (see below), whose sum is σ = 303871445556. Its totient is φ = 260461239024.

The previous prime is 282166342277. The next prime is 282166342291. The reversal of 282166342289 is 982243661282.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24719700625 + 257446641664 = 157225^2 + 507392^2 .

It is a cyclic number.

It is not a de Polignac number, because 282166342289 - 2¹² = 282166338193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 282166342289.

It is not an unprimeable number, because it can be changed into a prime (282166342589) 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 in 3 ways as a sum of consecutive naturals, for example, 10852551614 + ... + 10852551639.

It is an arithmetic number, because the mean of its divisors is an integer number (75967861389).

Almost surely, 2^282166342289 is an apocalyptic number.

It is an amenable number.

282166342289 is a deficient number, since it is larger than the sum of its proper divisors (21705103267).

282166342289 is a wasteful number, since it uses less digits than its factorization.

282166342289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21705103266.

The product of its digits is 3981312, while the sum is 53.

The spelling of 282166342289 in words is "two hundred eighty-two billion, one hundred sixty-six million, three hundred forty-two thousand, two hundred eighty-nine".