4545545305 has 16 divisors (see below), whose sum is σ = 6252405120. Its totient is φ = 3107688192.

The previous prime is 4545545293. The next prime is 4545545309. The reversal of 4545545305 is 5035455454.

It is not a de Polignac number, because 4545545305 - 2²⁷ = 4411327577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4545545309) 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 15 ways as a sum of consecutive naturals, for example, 180895 + ... + 204484.

It is an arithmetic number, because the mean of its divisors is an integer number (390775320).

Almost surely, 2^4545545305 is an apocalyptic number.

It is an amenable number.

4545545305 is a deficient number, since it is larger than the sum of its proper divisors (1706859815).

4545545305 is a wasteful number, since it uses less digits than its factorization.

4545545305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385728.

The product of its (nonzero) digits is 600000, while the sum is 40.

The square root of 4545545305 is about 67420.6593337680. The cubic root of 4545545305 is about 1656.5148374789.

The spelling of 4545545305 in words is "four billion, five hundred forty-five million, five hundred forty-five thousand, three hundred five".