499942531200 has 1536 divisors, whose sum is σ = 2070224640000. Its totient is φ = 105670656000.

The previous prime is 499942531189. The next prime is 499942531223. The reversal of 499942531200 is 2135249994.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 499942531200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3816355135 + ... + 3816355265.

It is an arithmetic number, because the mean of its divisors is an integer number (1347802500).

Almost surely, 2^499942531200 is an apocalyptic number.

499942531200 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 499942531200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1035112320000).

499942531200 is an abundant number, since it is smaller than the sum of its proper divisors (1570282108800).

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

499942531200 is a wasteful number, since it uses less digits than its factorization.

499942531200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 499942531200 in words is "four hundred ninety-nine billion, nine hundred forty-two million, five hundred thirty-one thousand, two hundred".