545323541200 has 60 divisors (see below), whose sum is σ = 1324860566220. Its totient is φ = 215678510080.

The previous prime is 545323541183. The next prime is 545323541237. The reversal of 545323541200 is 2145323545.

It can be written as a sum of positive squares in 6 ways, for example, as 37957949584 + 507365591616 = 194828^2 + 712296^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7623439 + ... + 7694638.

It is an arithmetic number, because the mean of its divisors is an integer number (22081009437).

Almost surely, 2^545323541200 is an apocalyptic number.

545323541200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545323541200 is an abundant number, since it is smaller than the sum of its proper divisors (779537025020).

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

545323541200 is a wasteful number, since it uses less digits than its factorization.

545323541200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15318184 (or 15318173 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 545323541200 its reverse (2145323545), we get a palindrome (547468864745).

The spelling of 545323541200 in words is "five hundred forty-five billion, three hundred twenty-three million, five hundred forty-one thousand, two hundred".