1822844802673 has 4 divisors (see below), whose sum is σ = 1822854979440. Its totient is φ = 1822834625908.

The previous prime is 1822844802577. The next prime is 1822844802683. The reversal of 1822844802673 is 3762084482281.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1822844802673 - 2²¹ = 1822842705521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1822844802683) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4814803 + ... + 5179576.

It is an arithmetic number, because the mean of its divisors is an integer number (455713744860).

Almost surely, 2^{1822844802673} is an apocalyptic number.

It is an amenable number.

1822844802673 is a deficient number, since it is larger than the sum of its proper divisors (10176767).

1822844802673 is an equidigital number, since it uses as much as digits as its factorization.

1822844802673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10176766.

The product of its (nonzero) digits is 8257536, while the sum is 55.

The spelling of 1822844802673 in words is "one trillion, eight hundred twenty-two billion, eight hundred forty-four million, eight hundred two thousand, six hundred seventy-three".