498568816 has 40 divisors (see below), whose sum is σ = 1031184000. Its totient is φ = 232827840.

The previous prime is 498568813. The next prime is 498568823. The reversal of 498568816 is 618865894.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498568813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10035 + ... + 33133.

It is an arithmetic number, because the mean of its divisors is an integer number (25779600).

Almost surely, 2^498568816 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 498568816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515592000).

498568816 is an abundant number, since it is smaller than the sum of its proper divisors (532615184).

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

498568816 is a wasteful number, since it uses less digits than its factorization.

498568816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23197 (or 23191 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 55.

The square root of 498568816 is about 22328.6545944891. The cubic root of 498568816 is about 792.9425146252.

The spelling of 498568816 in words is "four hundred ninety-eight million, five hundred sixty-eight thousand, eight hundred sixteen".