243120425325 has 144 divisors (see below), whose sum is σ = 429995811840. Its totient is φ = 121162631040.

The previous prime is 243120425293. The next prime is 243120425341. The reversal of 243120425325 is 523524021342.

It is not a de Polignac number, because 243120425325 - 2⁵ = 243120425293 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 662453292 + ... + 662453658.

Almost surely, 2^243120425325 is an apocalyptic number.

243120425325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243120425325 is a deficient number, since it is larger than the sum of its proper divisors (186875386515).

243120425325 is a wasteful number, since it uses less digits than its factorization.

243120425325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 740 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 243120425325 its reverse (523524021342), we get a palindrome (766644446667).

The spelling of 243120425325 in words is "two hundred forty-three billion, one hundred twenty million, four hundred twenty-five thousand, three hundred twenty-five".