1850728005000 has 960 divisors, whose sum is σ = 7499171496960. Its totient is φ = 403026624000.

The previous prime is 1850728004971. The next prime is 1850728005011. The reversal of 1850728005000 is 5008270581.

1850728005000 is a `hidden beast` number, since 1 + 8 + 5 + 0 + 72 + 80 + 0 + 500 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 3383414727 + ... + 3383415273.

It is an arithmetic number, because the mean of its divisors is an integer number (7811636976).

Almost surely, 2^{1850728005000} is an apocalyptic number.

1850728005000 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 1850728005000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3749585748480).

1850728005000 is an abundant number, since it is smaller than the sum of its proper divisors (5648443491960).

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

1850728005000 is a wasteful number, since it uses less digits than its factorization.

1850728005000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076 (or 1054 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 36.

The spelling of 1850728005000 in words is "one trillion, eight hundred fifty billion, seven hundred twenty-eight million, five thousand".