243044020244 has 6 divisors (see below), whose sum is σ = 425327035434. Its totient is φ = 121522010120.

The previous prime is 243044020237. The next prime is 243044020301. The reversal of 243044020244 is 442020440342.

It can be written as a sum of positive squares in only one way, i.e., 198105108100 + 44938912144 = 445090^2 + 211988^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30380502527 + ... + 30380502534.

It is an arithmetic number, because the mean of its divisors is an integer number (70887839239).

Almost surely, 2^243044020244 is an apocalyptic number.

It is an amenable number.

243044020244 is a deficient number, since it is larger than the sum of its proper divisors (182283015190).

243044020244 is a wasteful number, since it uses less digits than its factorization.

243044020244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60761005065 (or 60761005063 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 243044020244 its reverse (442020440342), we get a palindrome (685064460586).

The spelling of 243044020244 in words is "two hundred forty-three billion, forty-four million, twenty thousand, two hundred forty-four".