498838271669 has 2 divisors, whose sum is σ = 498838271670. Its totient is φ = 498838271668.

The previous prime is 498838271647. The next prime is 498838271671. The reversal of 498838271669 is 966172838894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 489631869169 + 9206402500 = 699737^2 + 95950^2 .

It is a cyclic number.

It is not a de Polignac number, because 498838271669 - 2⁸ = 498838271413 is a prime.

It is a super-2 number, since 2×498838271669² (a number of 24 digits) contains 22 as substring.

Together with 498838271671, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498838271629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249419135834 + 249419135835.

It is an arithmetic number, because the mean of its divisors is an integer number (249419135835).

Almost surely, 2^498838271669 is an apocalyptic number.

It is an amenable number.

498838271669 is a deficient number, since it is larger than the sum of its proper divisors (1).

498838271669 is an equidigital number, since it uses as much as digits as its factorization.

498838271669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 250822656, while the sum is 71.

The spelling of 498838271669 in words is "four hundred ninety-eight billion, eight hundred thirty-eight million, two hundred seventy-one thousand, six hundred sixty-nine".