494226619529 has 2 divisors, whose sum is σ = 494226619530. Its totient is φ = 494226619528.

The previous prime is 494226619519. The next prime is 494226619643. The reversal of 494226619529 is 925916622494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275415040000 + 218811579529 = 524800^2 + 467773^2 .

It is a cyclic number.

It is not a de Polignac number, because 494226619529 - 2⁸ = 494226619273 is a prime.

It is not a weakly prime, because it can be changed into another prime (494226619519) 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, 247113309764 + 247113309765.

It is an arithmetic number, because the mean of its divisors is an integer number (247113309765).

Almost surely, 2^494226619529 is an apocalyptic number.

It is an amenable number.

494226619529 is a deficient number, since it is larger than the sum of its proper divisors (1).

494226619529 is an equidigital number, since it uses as much as digits as its factorization.

494226619529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 59.

The spelling of 494226619529 in words is "four hundred ninety-four billion, two hundred twenty-six million, six hundred nineteen thousand, five hundred twenty-nine".