16444529273 has 2 divisors, whose sum is σ = 16444529274. Its totient is φ = 16444529272.

The previous prime is 16444529243. The next prime is 16444529287. The reversal of 16444529273 is 37292544461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12079548649 + 4364980624 = 109907^2 + 66068^2 .

It is a cyclic number.

It is not a de Polignac number, because 16444529273 - 2¹⁰ = 16444528249 is a prime.

It is not a weakly prime, because it can be changed into another prime (16444529243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8222264636 + 8222264637.

It is an arithmetic number, because the mean of its divisors is an integer number (8222264637).

Almost surely, 2^16444529273 is an apocalyptic number.

It is an amenable number.

16444529273 is a deficient number, since it is larger than the sum of its proper divisors (1).

16444529273 is an equidigital number, since it uses as much as digits as its factorization.

16444529273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 47.

The spelling of 16444529273 in words is "sixteen billion, four hundred forty-four million, five hundred twenty-nine thousand, two hundred seventy-three".