499998899994 has 64 divisors (see below), whose sum is σ = 1135404380160. Its totient is φ = 146627170800.

The previous prime is 499998899989. The next prime is 499998900067.

499998899994 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 762264 + ... + 1257395.

It is an arithmetic number, because the mean of its divisors is an integer number (17740693440).

Almost surely, 2^499998899994 is an apocalyptic number.

499998899994 is an abundant number, since it is smaller than the sum of its proper divisors (635405480166).

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

499998899994 is a wasteful number, since it uses less digits than its factorization.

499998899994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019728 (or 2019706 counting only the distinct ones).

The product of its digits is 44079842304, while the sum is 96.

The spelling of 499998899994 in words is "four hundred ninety-nine billion, nine hundred ninety-eight million, eight hundred ninety-nine thousand, nine hundred ninety-four".