8222793333561 has 30 divisors (see below), whose sum is σ = 12721604489022. Its totient is φ = 5292832446720.

The previous prime is 8222793333497. The next prime is 8222793333577. The reversal of 8222793333561 is 1653333972228.

8222793333561 is a `hidden beast` number, since 8 + 2 + 2 + 2 + 79 + 3 + 3 + 3 + 3 + 561 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 4165211583225 + 4057581750336 = 2040885^2 + 2014344^2 .

It is not a de Polignac number, because 8222793333561 - 2⁶ = 8222793333497 is a prime.

It is a super-2 number, since 2×8222793333561² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8222793333498 and 8222793333507.

It is not an unprimeable number, because it can be changed into a prime (8222793333761) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 60286200 + ... + 60422441.

Almost surely, 2^{8222793333561} is an apocalyptic number.

8222793333561 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

8222793333561 is a deficient number, since it is larger than the sum of its proper divisors (4498811155461).

8222793333561 is a wasteful number, since it uses less digits than its factorization.

8222793333561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120708711 (or 120708673 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 8222793333561 in words is "eight trillion, two hundred twenty-two billion, seven hundred ninety-three million, three hundred thirty-three thousand, five hundred sixty-one".