4549550543 has 4 divisors (see below), whose sum is σ = 4655354088. Its totient is φ = 4443747000.

The previous prime is 4549550501. The next prime is 4549550549. The reversal of 4549550543 is 3450559454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3450559454 = 2 ⋅1725279727.

It is a cyclic number.

It is not a de Polignac number, because 4549550543 - 2⁸ = 4549550287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4549550494 and 4549550503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4549550549) 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 3 ways as a sum of consecutive naturals, for example, 52901708 + ... + 52901793.

It is an arithmetic number, because the mean of its divisors is an integer number (1163838522).

Almost surely, 2^4549550543 is an apocalyptic number.

4549550543 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4549550543 is a deficient number, since it is larger than the sum of its proper divisors (105803545).

4549550543 is a wasteful number, since it uses less digits than its factorization.

4549550543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105803544.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The square root of 4549550543 is about 67450.3561369397. The cubic root of 4549550543 is about 1657.0012322518.

The spelling of 4549550543 in words is "four billion, five hundred forty-nine million, five hundred fifty thousand, five hundred forty-three".