500000499956 has 24 divisors (see below), whose sum is σ = 913088641920. Its totient is φ = 239119084512.

The previous prime is 500000499949. The next prime is 500000499959. The reversal of 500000499956 is 659994000005.

It is a self number, because there is not a number n which added to its sum of digits gives 500000499956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500000499959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1955750 + ... + 2196578.

It is an arithmetic number, because the mean of its divisors is an integer number (38045360080).

Almost surely, 2^500000499956 is an apocalyptic number.

It is an amenable number.

500000499956 is a deficient number, since it is larger than the sum of its proper divisors (413088141964).

500000499956 is a wasteful number, since it uses less digits than its factorization.

500000499956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263423 (or 263421 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 47.

The spelling of 500000499956 in words is "five hundred billion, four hundred ninety-nine thousand, nine hundred fifty-six".