4041543540 has 24 divisors (see below), whose sum is σ = 11316322080. Its totient is φ = 1077744928.

The previous prime is 4041543533. The next prime is 4041543547. The reversal of 4041543540 is 453451404.

It is an interprime number because it is at equal distance from previous prime (4041543533) and next prime (4041543547).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4041543498 and 4041543507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4041543547) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 33679470 + ... + 33679589.

It is an arithmetic number, because the mean of its divisors is an integer number (471513420).

Almost surely, 2^4041543540 is an apocalyptic number.

It is an amenable number.

4041543540 is an abundant number, since it is smaller than the sum of its proper divisors (7274778540).

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

4041543540 is a wasteful number, since it uses less digits than its factorization.

4041543540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67359071 (or 67359069 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 4041543540 is about 63573.1353639255. The cubic root of 4041543540 is about 1592.8776572950.

Adding to 4041543540 its reverse (453451404), we get a palindrome (4494994944).

It can be divided in two parts, 4041 and 543540, that added together give a triangular number (547581 = T₁₀₄₆).

The spelling of 4041543540 in words is "four billion, forty-one million, five hundred forty-three thousand, five hundred forty".