499995000008 has 144 divisors (see below), whose sum is σ = 1135107959040. Its totient is φ = 205657704000.

The previous prime is 499994999981. The next prime is 499995000017. The reversal of 499995000008 is 800000599994.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 195998333 + ... + 196000883.

It is an arithmetic number, because the mean of its divisors is an integer number (7882694160).

Almost surely, 2^499995000008 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 499995000008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567553979520).

499995000008 is an abundant number, since it is smaller than the sum of its proper divisors (635112959032).

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

499995000008 is a wasteful number, since it uses less digits than its factorization.

499995000008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2856 (or 2718 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 53.

The spelling of 499995000008 in words is "four hundred ninety-nine billion, nine hundred ninety-five million, eight", and thus it is an aban number.