499218356224 has 144 divisors (see below), whose sum is σ = 1152985382640. Its totient is φ = 211687833600.

The previous prime is 499218356201. The next prime is 499218356243. The reversal of 499218356224 is 422653812994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134885574 + ... + 134889274.

It is an arithmetic number, because the mean of its divisors is an integer number (8006842935).

Almost surely, 2^499218356224 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 499218356224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576492691320).

499218356224 is an abundant number, since it is smaller than the sum of its proper divisors (653767026416).

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

499218356224 is an frugal number, since it uses more digits than its factorization.

499218356224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3924 (or 3807 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 55.

The spelling of 499218356224 in words is "four hundred ninety-nine billion, two hundred eighteen million, three hundred fifty-six thousand, two hundred twenty-four".