243125555300 has 36 divisors (see below), whose sum is σ = 528219043380. Its totient is φ = 97132878720.

The previous prime is 243125555293. The next prime is 243125555303. The reversal of 243125555300 is 3555521342.

It can be written as a sum of positive squares in 6 ways, for example, as 9712890916 + 233412664384 = 98554^2 + 483128^2 .

It is a super-2 number, since 2×243125555300² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243125555303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1383479 + ... + 1549278.

It is an arithmetic number, because the mean of its divisors is an integer number (14672751205).

Almost surely, 2^243125555300 is an apocalyptic number.

243125555300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243125555300 is an abundant number, since it is smaller than the sum of its proper divisors (285093488080).

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

243125555300 is a wasteful number, since it uses less digits than its factorization.

243125555300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933600 (or 2933593 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 243125555300 in words is "two hundred forty-three billion, one hundred twenty-five million, five hundred fifty-five thousand, three hundred".