499908389764 has 27 divisors (see below), whose sum is σ = 1017690801687. Its totient is φ = 214242210504.

The previous prime is 499908389749. The next prime is 499908389791. The reversal of 499908389764 is 467983809994.

The square root of 499908389764 is 707042.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 9873337 + ... + 9923839.

Almost surely, 2^499908389764 is an apocalyptic number.

499908389764 is the 707042-nd square number.

It is an amenable number.

499908389764 is an abundant number, since it is smaller than the sum of its proper divisors (517782411923).

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

499908389764 is an frugal number, since it uses more digits than its factorization.

499908389764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101024 (or 50512 counting only the distinct ones).

The product of its (nonzero) digits is 846526464, while the sum is 76.

The spelling of 499908389764 in words is "four hundred ninety-nine billion, nine hundred eight million, three hundred eighty-nine thousand, seven hundred sixty-four".