243340004625 has 64 divisors (see below), whose sum is σ = 414554300160. Its totient is φ = 126695923200.

The previous prime is 243340004603. The next prime is 243340004627. The reversal of 243340004625 is 526400043342.

It is not a de Polignac number, because 243340004625 - 2³⁷ = 105901051153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243340004627) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48969141 + ... + 48974109.

It is an arithmetic number, because the mean of its divisors is an integer number (6477410940).

Almost surely, 2^243340004625 is an apocalyptic number.

243340004625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243340004625 is a deficient number, since it is larger than the sum of its proper divisors (171214295535).

243340004625 is a wasteful number, since it uses less digits than its factorization.

243340004625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8067 (or 8057 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 243340004625 its reverse (526400043342), we get a palindrome (769740047967).

The spelling of 243340004625 in words is "two hundred forty-three billion, three hundred forty million, four thousand, six hundred twenty-five".