545323443330 has 128 divisors (see below), whose sum is σ = 1333061452800. Its totient is φ = 142750439424.

The previous prime is 545323443289. The next prime is 545323443337. The reversal of 545323443330 is 33344323545.

It is not an unprimeable number, because it can be changed into a prime (545323443337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 322103964 + ... + 322105656.

It is an arithmetic number, because the mean of its divisors is an integer number (10414542600).

Almost surely, 2^545323443330 is an apocalyptic number.

545323443330 is an abundant number, since it is smaller than the sum of its proper divisors (787738009470).

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

545323443330 is a wasteful number, since it uses less digits than its factorization.

545323443330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668.

The product of its (nonzero) digits is 777600, while the sum is 39.

Adding to 545323443330 its reverse (33344323545), we get a palindrome (578667766875).

The spelling of 545323443330 in words is "five hundred forty-five billion, three hundred twenty-three million, four hundred forty-three thousand, three hundred thirty".