545252500 has 120 divisors (see below), whose sum is σ = 1353191840. Its totient is φ = 190512000.

The previous prime is 545252489. The next prime is 545252527. The reversal of 545252500 is 5252545.

545252500 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 39 ways as a sum of consecutive naturals, for example, 617059 + ... + 617941.

Almost surely, 2^545252500 is an apocalyptic number.

545252500 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 545252500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676595920).

545252500 is an abundant number, since it is smaller than the sum of its proper divisors (807939340).

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

545252500 is a wasteful number, since it uses less digits than its factorization.

545252500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 922 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 545252500 is about 23350.6423894504. The cubic root of 545252500 is about 816.9570442247.

The spelling of 545252500 in words is "five hundred forty-five million, two hundred fifty-two thousand, five hundred".