4189471650 has 288 divisors, whose sum is σ = 13941607680. Its totient is φ = 878307840.

The previous prime is 4189471589. The next prime is 4189471669. The reversal of 4189471650 is 561749814.

4189471650 is a `hidden beast` number, since 41 + 89 + 471 + 65 + 0 = 666.

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 = 4189471596 and 4189471605.

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 143 ways as a sum of consecutive naturals, for example, 10769656 + ... + 10770044.

It is an arithmetic number, because the mean of its divisors is an integer number (48408360).

Almost surely, 2^4189471650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4189471650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6970803840).

4189471650 is an abundant number, since it is smaller than the sum of its proper divisors (9752136030).

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

4189471650 is a wasteful number, since it uses less digits than its factorization.

4189471650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 682 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 4189471650 is about 64726.1280318852. The cubic root of 4189471650 is about 1612.0793638719.

The spelling of 4189471650 in words is "four billion, one hundred eighty-nine million, four hundred seventy-one thousand, six hundred fifty".