499804423620 has 192 divisors, whose sum is σ = 1502270945280. Its totient is φ = 123787533312.

The previous prime is 499804423619. The next prime is 499804423673. The reversal of 499804423620 is 26324408994.

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 63 ways as a sum of consecutive naturals, for example, 13879759 + ... + 13915721.

It is an arithmetic number, because the mean of its divisors is an integer number (7824327840).

Almost surely, 2^499804423620 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 499804423620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (751135472640).

499804423620 is an abundant number, since it is smaller than the sum of its proper divisors (1002466521660).

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

499804423620 is a wasteful number, since it uses less digits than its factorization.

499804423620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36234 (or 36232 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 499804423620 in words is "four hundred ninety-nine billion, eight hundred four million, four hundred twenty-three thousand, six hundred twenty".