243302642616 has 32 divisors (see below), whose sum is σ = 663552662400. Its totient is φ = 73728073440.

The previous prime is 243302642591. The next prime is 243302642621. The reversal of 243302642616 is 616246203342.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 460800196 + ... + 460800723.

It is an arithmetic number, because the mean of its divisors is an integer number (20736020700).

Almost surely, 2^243302642616 is an apocalyptic number.

It is an amenable number.

243302642616 is an abundant number, since it is smaller than the sum of its proper divisors (420250019784).

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

243302642616 is a wasteful number, since it uses less digits than its factorization.

243302642616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921600939 (or 921600935 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 243302642616 its reverse (616246203342), we get a palindrome (859548845958).

The spelling of 243302642616 in words is "two hundred forty-three billion, three hundred two million, six hundred forty-two thousand, six hundred sixteen".