499913818944 has 112 divisors (see below), whose sum is σ = 1445671374336. Its totient is φ = 151776460800.

The previous prime is 499913818919. The next prime is 499913818973. The reversal of 499913818944 is 449818319994.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2369137 + ... + 2571504.

It is an arithmetic number, because the mean of its divisors is an integer number (12907780128).

Almost surely, 2^499913818944 is an apocalyptic number.

It is an amenable number.

499913818944 is an abundant number, since it is smaller than the sum of its proper divisors (945757555392).

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

499913818944 is a wasteful number, since it uses less digits than its factorization.

499913818944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940704 (or 4940694 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 69.

The spelling of 499913818944 in words is "four hundred ninety-nine billion, nine hundred thirteen million, eight hundred eighteen thousand, nine hundred forty-four".