499869168 has 20 divisors (see below), whose sum is σ = 1291328808. Its totient is φ = 166623040.

The previous prime is 499869163. The next prime is 499869187. The reversal of 499869168 is 861968994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499869163) 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 3 ways as a sum of consecutive naturals, for example, 5206923 + ... + 5207018.

Almost surely, 2^499869168 is an apocalyptic number.

499869168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

499869168 is an abundant number, since it is smaller than the sum of its proper divisors (791459640).

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

499869168 is a wasteful number, since it uses less digits than its factorization.

499869168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10413952 (or 10413946 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 60.

The square root of 499869168 is about 22357.7540911425. The cubic root of 499869168 is about 793.6312923270.

The spelling of 499869168 in words is "four hundred ninety-nine million, eight hundred sixty-nine thousand, one hundred sixty-eight".