2043550530 has 96 divisors (see below), whose sum is σ = 6128179200. Its totient is φ = 462796416.

The previous prime is 2043550517. The next prime is 2043550559. The reversal of 2043550530 is 350553402.

2043550530 is a `hidden beast` number, since 20 + 43 + 550 + 53 + 0 = 666.

2043550530 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2043550494 and 2043550503.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53791 + ... + 83549.

It is an arithmetic number, because the mean of its divisors is an integer number (63835200).

Almost surely, 2^2043550530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2043550530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3064089600).

2043550530 is an abundant number, since it is smaller than the sum of its proper divisors (4084628670).

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

2043550530 is a wasteful number, since it uses less digits than its factorization.

2043550530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29888 (or 29885 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 2043550530 is about 45205.6471029892. The cubic root of 2043550530 is about 1269.0005011297. Note that the first 3 decimals are identical.

The spelling of 2043550530 in words is "two billion, forty-three million, five hundred fifty thousand, five hundred thirty".