822225718225 has 12 divisors (see below), whose sum is σ = 1021586864256. Its totient is φ = 656472849680.

The previous prime is 822225718207. The next prime is 822225718229. The reversal of 822225718225 is 522817522228.

It is not a de Polignac number, because 822225718225 - 2²⁷ = 822091500497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (822225718229) 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 in 11 ways as a sum of consecutive naturals, for example, 32680297 + ... + 32705446.

It is an arithmetic number, because the mean of its divisors is an integer number (85132238688).

Almost surely, 2^822225718225 is an apocalyptic number.

It is an amenable number.

822225718225 is a deficient number, since it is larger than the sum of its proper divisors (199361146031).

822225718225 is a wasteful number, since it uses less digits than its factorization.

822225718225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65386256 (or 65386251 counting only the distinct ones).

The product of its digits is 716800, while the sum is 46.

The spelling of 822225718225 in words is "eight hundred twenty-two billion, two hundred twenty-five million, seven hundred eighteen thousand, two hundred twenty-five".