822490337312 has 162 divisors, whose sum is σ = 1939067702397. Its totient is φ = 342414874368.

The previous prime is 822490337311. The next prime is 822490337329. The reversal of 822490337312 is 213733094228.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 663579676816 + 158910660496 = 814604^2 + 398636^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=641284.

It is not an unprimeable number, because it can be changed into a prime (822490337311) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1328740139 + ... + 1328740757.

Almost surely, 2^822490337312 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 822490337312

822490337312 is an abundant number, since it is smaller than the sum of its proper divisors (1116577365085).

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

822490337312 is an frugal number, since it uses more digits than its factorization.

822490337312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 822490337312 in words is "eight hundred twenty-two billion, four hundred ninety million, three hundred thirty-seven thousand, three hundred twelve".