494943204529 has 2 divisors, whose sum is σ = 494943204530. Its totient is φ = 494943204528.

The previous prime is 494943204463. The next prime is 494943204541. The reversal of 494943204529 is 925402349494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455453566129 + 39489638400 = 674873^2 + 198720^2 .

It is a cyclic number.

It is not a de Polignac number, because 494943204529 - 2⁷ = 494943204401 is a prime.

It is a super-2 number, since 2×494943204529² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 494943204529.

It is not a weakly prime, because it can be changed into another prime (494943204559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247471602264 + 247471602265.

It is an arithmetic number, because the mean of its divisors is an integer number (247471602265).

Almost surely, 2^494943204529 is an apocalyptic number.

It is an amenable number.

494943204529 is a deficient number, since it is larger than the sum of its proper divisors (1).

494943204529 is an equidigital number, since it uses as much as digits as its factorization.

494943204529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11197440, while the sum is 55.

The spelling of 494943204529 in words is "four hundred ninety-four billion, nine hundred forty-three million, two hundred four thousand, five hundred twenty-nine".