16241998500 has 864 divisors, whose sum is σ = 66339157248. Its totient is φ = 3396556800.

The previous prime is 16241998499. The next prime is 16241998511. The reversal of 16241998500 is 589914261.

16241998500 is a `hidden beast` number, since 1 + 624 + 19 + 9 + 8 + 5 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 143734444 + ... + 143734556.

It is an arithmetic number, because the mean of its divisors is an integer number (76781432).

Almost surely, 2^16241998500 is an apocalyptic number.

16241998500 is a gapful number since it is divisible by the number (10) 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 16241998500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33169578624).

16241998500 is an abundant number, since it is smaller than the sum of its proper divisors (50097158748).

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

16241998500 is a wasteful number, since it uses less digits than its factorization.

16241998500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 16241998500 in words is "sixteen billion, two hundred forty-one million, nine hundred ninety-eight thousand, five hundred".