822538216583 has 4 divisors (see below), whose sum is σ = 822542417088. Its totient is φ = 822534016080.

The previous prime is 822538216553. The next prime is 822538216637. The reversal of 822538216583 is 385612835228.

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

It is a cyclic number.

It is not a de Polignac number, because 822538216583 - 2¹² = 822538212487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822538216553) 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 in 3 ways as a sum of consecutive naturals, for example, 1791383 + ... + 2203208.

It is an arithmetic number, because the mean of its divisors is an integer number (205635604272).

Almost surely, 2^822538216583 is an apocalyptic number.

822538216583 is a deficient number, since it is larger than the sum of its proper divisors (4200505).

822538216583 is a wasteful number, since it uses less digits than its factorization.

822538216583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4200504.

The product of its digits is 5529600, while the sum is 53.

The spelling of 822538216583 in words is "eight hundred twenty-two billion, five hundred thirty-eight million, two hundred sixteen thousand, five hundred eighty-three".