545233320 has 48 divisors (see below), whose sum is σ = 1772009460. Its totient is φ = 145395456.

The previous prime is 545233319. The next prime is 545233327. The reversal of 545233320 is 23332545.

545233320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 506520036 + 38713284 = 22506^2 + 6222^2 .

It is not an unprimeable number, because it can be changed into a prime (545233327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 756909 + ... + 757628.

Almost surely, 2^545233320 is an apocalyptic number.

It is an amenable number.

545233320 is an abundant number, since it is smaller than the sum of its proper divisors (1226776140).

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

545233320 is a wasteful number, since it uses less digits than its factorization.

545233320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514554 (or 1514547 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 545233320 is about 23350.2316904993. The cubic root of 545233320 is about 816.9474649198.

Adding to 545233320 its reverse (23332545), we get a palindrome (568565865).

The spelling of 545233320 in words is "five hundred forty-five million, two hundred thirty-three thousand, three hundred twenty".