844452845252 has 12 divisors (see below), whose sum is σ = 1483286133420. Its totient is φ = 420656807136.

The previous prime is 844452845233. The next prime is 844452845261. The reversal of 844452845252 is 252548254448.

It can be written as a sum of positive squares in 2 ways, for example, as 107574816196 + 736878029056 = 327986^2 + 858416^2 .

It is a junction number, because it is equal to n+sod(n) for n = 844452845194 and 844452845203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392402663 + ... + 392404814.

It is an arithmetic number, because the mean of its divisors is an integer number (123607177785).

Almost surely, 2^844452845252 is an apocalyptic number.

It is an amenable number.

844452845252 is a deficient number, since it is larger than the sum of its proper divisors (638833288168).

844452845252 is a wasteful number, since it uses less digits than its factorization.

844452845252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784807750 (or 784807748 counting only the distinct ones).

The product of its digits is 16384000, while the sum is 53.

The spelling of 844452845252 in words is "eight hundred forty-four billion, four hundred fifty-two million, eight hundred forty-five thousand, two hundred fifty-two".