243256575604 has 12 divisors (see below), whose sum is σ = 486513151264. Its totient is φ = 104252818104.

The previous prime is 243256575599. The next prime is 243256575631. The reversal of 243256575604 is 406575652342.

243256575604 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4343867394 + ... + 4343867449.

Almost surely, 2^243256575604 is an apocalyptic number.

It is an amenable number.

243256575604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

243256575604 is a wasteful number, since it uses less digits than its factorization.

243256575604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8687734854 (or 8687734852 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 49.

The spelling of 243256575604 in words is "two hundred forty-three billion, two hundred fifty-six million, five hundred seventy-five thousand, six hundred four".