498986744256 has 2016 divisors, whose sum is σ = 2142567947520. Its totient is φ = 112870195200.

The previous prime is 498986744231. The next prime is 498986744279. The reversal of 498986744256 is 652447689894.

498986744256 is a `hidden beast` number, since 4 + 98 + 98 + 6 + 7 + 442 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (2016).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 2070484296 + ... + 2070484536.

It is an arithmetic number, because the mean of its divisors is an integer number (1062781720).

Almost surely, 2^498986744256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498986744256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071283973760).

498986744256 is an abundant number, since it is smaller than the sum of its proper divisors (1643581203264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498986744256 is a wasteful number, since it uses less digits than its factorization.

498986744256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 296 counting only the distinct ones).

The product of its digits is 836075520, while the sum is 72.

The spelling of 498986744256 in words is "four hundred ninety-eight billion, nine hundred eighty-six million, seven hundred forty-four thousand, two hundred fifty-six".