9728141850 has 96 divisors (see below), whose sum is σ = 30635955840. Its totient is φ = 2223573120.

The previous prime is 9728141821. The next prime is 9728141869. The reversal of 9728141850 is 581418279.

9728141850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 9728141796 and 9728141805.

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 47 ways as a sum of consecutive naturals, for example, 505267 + ... + 524166.

It is an arithmetic number, because the mean of its divisors is an integer number (319124540).

Almost surely, 2^9728141850 is an apocalyptic number.

9728141850 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9728141850 is an abundant number, since it is smaller than the sum of its proper divisors (20907813990).

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

9728141850 is a wasteful number, since it uses less digits than its factorization.

9728141850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029461 (or 1029450 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The square root of 9728141850 is about 98631.3431420256. The cubic root of 9728141850 is about 2134.7316948255.

The spelling of 9728141850 in words is "nine billion, seven hundred twenty-eight million, one hundred forty-one thousand, eight hundred fifty".