498955562317 has 16 divisors (see below), whose sum is σ = 509030645760. Its totient is φ = 488991698800.

The previous prime is 498955562299. The next prime is 498955562341. The reversal of 498955562317 is 713265559894.

It is a cyclic number.

It is not a de Polignac number, because 498955562317 - 2²⁷ = 498821344589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498955562377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5647392 + ... + 5735062.

It is an arithmetic number, because the mean of its divisors is an integer number (31814415360).

Almost surely, 2^498955562317 is an apocalyptic number.

It is an amenable number.

498955562317 is a deficient number, since it is larger than the sum of its proper divisors (10075083443).

498955562317 is a wasteful number, since it uses less digits than its factorization.

498955562317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88304.

The product of its digits is 81648000, while the sum is 64.

The spelling of 498955562317 in words is "four hundred ninety-eight billion, nine hundred fifty-five million, five hundred sixty-two thousand, three hundred seventeen".