822875271296 has 64 divisors (see below), whose sum is σ = 1768433143680. Its totient is φ = 379141137408.

The previous prime is 822875271271. The next prime is 822875271347. The reversal of 822875271296 is 692172578228.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×822875271296² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 555545 + ... + 1397991.

It is an arithmetic number, because the mean of its divisors is an integer number (27631767870).

Almost surely, 2^822875271296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 822875271296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884216571840).

822875271296 is an abundant number, since it is smaller than the sum of its proper divisors (945557872384).

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

822875271296 is a wasteful number, since it uses less digits than its factorization.

822875271296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843061 (or 843049 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 59.

The spelling of 822875271296 in words is "eight hundred twenty-two billion, eight hundred seventy-five million, two hundred seventy-one thousand, two hundred ninety-six".