4540535540 has 12 divisors (see below), whose sum is σ = 9535124676. Its totient is φ = 1816214208.

The previous prime is 4540535521. The next prime is 4540535551. The reversal of 4540535540 is 455350454.

It can be written as a sum of positive squares in 2 ways, for example, as 2830878436 + 1709657104 = 53206^2 + 41348^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4540535540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113513369 + ... + 113513408.

It is an arithmetic number, because the mean of its divisors is an integer number (794593723).

Almost surely, 2^4540535540 is an apocalyptic number.

It is an amenable number.

4540535540 is an abundant number, since it is smaller than the sum of its proper divisors (4994589136).

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

4540535540 is a wasteful number, since it uses less digits than its factorization.

4540535540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227026786 (or 227026784 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The square root of 4540535540 is about 67383.4960505909. The cubic root of 4540535540 is about 1655.9060509180.

Adding to 4540535540 its reverse (455350454), we get a palindrome (4995885994).

The spelling of 4540535540 in words is "four billion, five hundred forty million, five hundred thirty-five thousand, five hundred forty".