243045424125 has 128 divisors (see below), whose sum is σ = 513976320000. Its totient is φ = 111016180800.

The previous prime is 243045424121. The next prime is 243045424147. The reversal of 243045424125 is 521424540342.

243045424125 is a `hidden beast` number, since 24 + 30 + 4 + 542 + 41 + 25 = 666.

It is not a de Polignac number, because 243045424125 - 2² = 243045424121 is a prime.

It is a super-2 number, since 2×243045424125² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243045424125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243045424121) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 35410444 + ... + 35417306.

It is an arithmetic number, because the mean of its divisors is an integer number (4015440000).

Almost surely, 2^243045424125 is an apocalyptic number.

243045424125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243045424125 is an abundant number, since it is smaller than the sum of its proper divisors (270930895875).

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

243045424125 is a wasteful number, since it uses less digits than its factorization.

243045424125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8393 (or 8377 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 243045424125 its reverse (521424540342), we get a palindrome (764469964467).

The spelling of 243045424125 in words is "two hundred forty-three billion, forty-five million, four hundred twenty-four thousand, one hundred twenty-five".