545044330 has 16 divisors (see below), whose sum is σ = 995724000. Its totient is φ = 214763472.

The previous prime is 545044321. The next prime is 545044337. The reversal of 545044330 is 33440545.

It is not an unprimeable number, because it can be changed into a prime (545044337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406080 + ... + 407419.

It is an arithmetic number, because the mean of its divisors is an integer number (62232750).

Almost surely, 2^545044330 is an apocalyptic number.

545044330 is a deficient number, since it is larger than the sum of its proper divisors (450679670).

545044330 is a wasteful number, since it uses less digits than its factorization.

545044330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813573.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 545044330 is about 23346.1844848361. The cubic root of 545044330 is about 816.8530632890.

Adding to 545044330 its reverse (33440545), we get a palindrome (578484875).

The spelling of 545044330 in words is "five hundred forty-five million, forty-four thousand, three hundred thirty".