499999530000 has 400 divisors, whose sum is σ = 1691537734656. Its totient is φ = 126984000000.

The previous prime is 499999529999. The next prime is 499999530059. The reversal of 499999530000 is 35999994.

It is a tau number, because it is divible by the number of its divisors (400).

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 79 ways as a sum of consecutive naturals, for example, 173188557 + ... + 173191443.

Almost surely, 2^499999530000 is an apocalyptic number.

499999530000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499999530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (845768867328).

499999530000 is an abundant number, since it is smaller than the sum of its proper divisors (1191538204656).

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

499999530000 is a wasteful number, since it uses less digits than its factorization.

499999530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192 (or 3171 counting only the distinct ones).

The product of its (nonzero) digits is 3542940, while the sum is 57.

The spelling of 499999530000 in words is "four hundred ninety-nine billion, nine hundred ninety-nine million, five hundred thirty thousand".