545663500 has 72 divisors (see below), whose sum is σ = 1246400064. Its totient is φ = 208674400.

The previous prime is 545663491. The next prime is 545663537. The reversal of 545663500 is 5366545.

545663500 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 263469 + ... + 265531.

It is an arithmetic number, because the mean of its divisors is an integer number (17311112).

Almost surely, 2^545663500 is an apocalyptic number.

545663500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545663500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (623200032).

545663500 is an abundant number, since it is smaller than the sum of its proper divisors (700736564).

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

545663500 is a wasteful number, since it uses less digits than its factorization.

545663500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 545663500 is about 23359.4413460596. The cubic root of 545663500 is about 817.1622610830.

The spelling of 545663500 in words is "five hundred forty-five million, six hundred sixty-three thousand, five hundred".