822442216996 has 27 divisors (see below), whose sum is σ = 1443587667249. Its totient is φ = 409992277968.

The previous prime is 822442216961. The next prime is 822442217017. The reversal of 822442216996 is 699612244228.

The square root of 822442216996 is 906886.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 508098096100 + 314344120896 = 712810^2 + 560664^2 .

It is a super-2 number, since 2×822442216996² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1086449050 + ... + 1086449806.

Almost surely, 2^822442216996 is an apocalyptic number.

822442216996 is the 906886-th square number.

It is an amenable number.

822442216996 is a deficient number, since it is larger than the sum of its proper divisors (621145450253).

822442216996 is an frugal number, since it uses more digits than its factorization.

822442216996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716 (or 1358 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 55.

The spelling of 822442216996 in words is "eight hundred twenty-two billion, four hundred forty-two million, two hundred sixteen thousand, nine hundred ninety-six".