822195872008 has 48 divisors (see below), whose sum is σ = 1799430636780. Its totient is φ = 351166983552.

The previous prime is 822195871909. The next prime is 822195872009. The reversal of 822195872008 is 800278591228.

822195872008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 817103907844 + 5091964164 = 903938^2 + 71358^2 .

It is not an unprimeable number, because it can be changed into a prime (822195872009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3464391 + ... + 3694102.

Almost surely, 2^822195872008 is an apocalyptic number.

It is an amenable number.

822195872008 is an abundant number, since it is smaller than the sum of its proper divisors (977234764772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

822195872008 is a wasteful number, since it uses less digits than its factorization.

822195872008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158806 (or 7158795 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 52.

The spelling of 822195872008 in words is "eight hundred twenty-two billion, one hundred ninety-five million, eight hundred seventy-two thousand, eight".