844272995329 has 2 divisors, whose sum is σ = 844272995330. Its totient is φ = 844272995328.

The previous prime is 844272995309. The next prime is 844272995369. The reversal of 844272995329 is 923599272448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 710273071729 + 133999923600 = 842777^2 + 366060^2 .

It is a cyclic number.

It is not a de Polignac number, because 844272995329 - 2³¹ = 842125511681 is a prime.

It is not a weakly prime, because it can be changed into another prime (844272995309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422136497664 + 422136497665.

It is an arithmetic number, because the mean of its divisors is an integer number (422136497665).

Almost surely, 2^844272995329 is an apocalyptic number.

It is an amenable number.

844272995329 is a deficient number, since it is larger than the sum of its proper divisors (1).

844272995329 is an equidigital number, since it uses as much as digits as its factorization.

844272995329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78382080, while the sum is 64.

The spelling of 844272995329 in words is "eight hundred forty-four billion, two hundred seventy-two million, nine hundred ninety-five thousand, three hundred twenty-nine".