4543400540 has 36 divisors (see below), whose sum is σ = 11098880856. Its totient is φ = 1557736992.

The previous prime is 4543400539. The next prime is 4543400621. The reversal of 4543400540 is 450043454.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2317082 + ... + 2319041.

It is an arithmetic number, because the mean of its divisors is an integer number (308302246).

Almost surely, 2^4543400540 is an apocalyptic number.

It is an amenable number.

4543400540 is an abundant number, since it is smaller than the sum of its proper divisors (6555480316).

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

4543400540 is a wasteful number, since it uses less digits than its factorization.

4543400540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636146 (or 4636137 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 4543400540 is about 67404.7516129241. The cubic root of 4543400540 is about 1656.2542604566.

Adding to 4543400540 its reverse (450043454), we get a palindrome (4993443994).

The spelling of 4543400540 in words is "four billion, five hundred forty-three million, four hundred thousand, five hundred forty".