243054510425 has 48 divisors (see below), whose sum is σ = 311432299200. Its totient is φ = 188060355840.

The previous prime is 243054510389. The next prime is 243054510469. The reversal of 243054510425 is 524015450342.

It is not a de Polignac number, because 243054510425 - 2¹⁶ = 243054444889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55578539 + ... + 55582911.

It is an arithmetic number, because the mean of its divisors is an integer number (6488172900).

Almost surely, 2^243054510425 is an apocalyptic number.

243054510425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243054510425 is a deficient number, since it is larger than the sum of its proper divisors (68377788775).

243054510425 is a wasteful number, since it uses less digits than its factorization.

243054510425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4922 (or 4917 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 243054510425 its reverse (524015450342), we get a palindrome (767069960767).

The spelling of 243054510425 in words is "two hundred forty-three billion, fifty-four million, five hundred ten thousand, four hundred twenty-five".