499999444433273 has 2 divisors, whose sum is σ = 499999444433274. Its totient is φ = 499999444433272.

The previous prime is 499999444433239. The next prime is 499999444433303. The reversal of 499999444433273 is 372334444999994.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 499392520856464 + 606923576809 = 22347092^2 + 779053^2 .

It is a cyclic number.

It is not a de Polignac number, because 499999444433273 - 2²⁶ = 499999377324409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 499999444433191 and 499999444433200.

It is not a weakly prime, because it can be changed into another prime (499999444433233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249999722216636 + 249999722216637.

It is an arithmetic number, because the mean of its divisors is an integer number (249999722216637).

Almost surely, 2^{499999444433273} is an apocalyptic number.

It is an amenable number.

499999444433273 is a deficient number, since it is larger than the sum of its proper divisors (1).

499999444433273 is an equidigital number, since it uses as much as digits as its factorization.

499999444433273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22856214528, while the sum is 83.

The spelling of 499999444433273 in words is "four hundred ninety-nine trillion, nine hundred ninety-nine billion, four hundred forty-four million, four hundred thirty-three thousand, two hundred seventy-three".