243441066634 has 4 divisors (see below), whose sum is σ = 365161599954. Its totient is φ = 121720533316.

The previous prime is 243441066599. The next prime is 243441066683. The reversal of 243441066634 is 436660144342.

243441066634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 169622893609 + 73818173025 = 411853^2 + 271695^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60860266657 + ... + 60860266660.

Almost surely, 2^243441066634 is an apocalyptic number.

243441066634 is a deficient number, since it is larger than the sum of its proper divisors (121720533320).

243441066634 is a wasteful number, since it uses less digits than its factorization.

243441066634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121720533319.

The product of its (nonzero) digits is 995328, while the sum is 43.

The spelling of 243441066634 in words is "two hundred forty-three billion, four hundred forty-one million, sixty-six thousand, six hundred thirty-four".