545075518 has 16 divisors (see below), whose sum is σ = 883524096. Its totient is φ = 250711200.

The previous prime is 545075483. The next prime is 545075521. The reversal of 545075518 is 815570545.

It is a happy number.

545075518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28158 + ... + 43393.

It is an arithmetic number, because the mean of its divisors is an integer number (55220256).

Almost surely, 2^545075518 is an apocalyptic number.

545075518 is a deficient number, since it is larger than the sum of its proper divisors (338448578).

545075518 is a wasteful number, since it uses less digits than its factorization.

545075518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71859.

The product of its (nonzero) digits is 140000, while the sum is 40.

The square root of 545075518 is about 23346.8524216863. The cubic root of 545075518 is about 816.8686433841.

It can be divided in two parts, 54507 and 5518, that added together give a square (60025 = 245²).

The spelling of 545075518 in words is "five hundred forty-five million, seventy-five thousand, five hundred eighteen".