822825044464340 has 48 divisors (see below), whose sum is σ = 1739602109120400. Its totient is φ = 326907437399040.

The previous prime is 822825044464307. The next prime is 822825044464363. The reversal of 822825044464340 is 43464440528228.

It can be written as a sum of positive squares in 8 ways, for example, as 448624340008516 + 374200704455824 = 21180754^2 + 19344268^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65745050 + ... + 77253230.

It is an arithmetic number, because the mean of its divisors is an integer number (36241710606675).

Almost surely, 2^{822825044464340} is an apocalyptic number.

It is an amenable number.

822825044464340 is an abundant number, since it is smaller than the sum of its proper divisors (916777064656060).

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

822825044464340 is a wasteful number, since it uses less digits than its factorization.

822825044464340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11532332 (or 11532330 counting only the distinct ones).

The product of its (nonzero) digits is 47185920, while the sum is 56.

The spelling of 822825044464340 in words is "eight hundred twenty-two trillion, eight hundred twenty-five billion, forty-four million, four hundred sixty-four thousand, three hundred forty".