498895424249 has 2 divisors, whose sum is σ = 498895424250. Its totient is φ = 498895424248.

The previous prime is 498895424231. The next prime is 498895424299. The reversal of 498895424249 is 942424598894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432760044025 + 66135380224 = 657845^2 + 257168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498895424249 is a prime.

It is not a weakly prime, because it can be changed into another prime (498895424299) 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, 249447712124 + 249447712125.

It is an arithmetic number, because the mean of its divisors is an integer number (249447712125).

Almost surely, 2^498895424249 is an apocalyptic number.

It is an amenable number.

498895424249 is a deficient number, since it is larger than the sum of its proper divisors (1).

498895424249 is an equidigital number, since it uses as much as digits as its factorization.

498895424249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238878720, while the sum is 68.

The spelling of 498895424249 in words is "four hundred ninety-eight billion, eight hundred ninety-five million, four hundred twenty-four thousand, two hundred forty-nine".