498989633471 has 4 divisors (see below), whose sum is σ = 570273866832. Its totient is φ = 427705400112.

The previous prime is 498989633449. The next prime is 498989633479. The reversal of 498989633471 is 174336989894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 498989633471 - 2¹⁰ = 498989632447 is a prime.

It is a super-3 number, since 3×498989633471³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 498989633395 and 498989633404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498989633479) 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 in 3 ways as a sum of consecutive naturals, for example, 35642116670 + ... + 35642116683.

It is an arithmetic number, because the mean of its divisors is an integer number (142568466708).

Almost surely, 2^498989633471 is an apocalyptic number.

498989633471 is a deficient number, since it is larger than the sum of its proper divisors (71284233361).

498989633471 is an equidigital number, since it uses as much as digits as its factorization.

498989633471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71284233360.

The product of its digits is 282175488, while the sum is 71.

The spelling of 498989633471 in words is "four hundred ninety-eight billion, nine hundred eighty-nine million, six hundred thirty-three thousand, four hundred seventy-one".