243434202044 has 12 divisors (see below), whose sum is σ = 464738022168. Its totient is φ = 110651910000.

The previous prime is 243434202023. The next prime is 243434202047. The reversal of 243434202044 is 440202434342.

It is a self number, because there is not a number n which added to its sum of digits gives 243434202044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243434202047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2766297707 + ... + 2766297794.

It is an arithmetic number, because the mean of its divisors is an integer number (38728168514).

Almost surely, 2^243434202044 is an apocalyptic number.

It is an amenable number.

243434202044 is a deficient number, since it is larger than the sum of its proper divisors (221303820124).

243434202044 is a wasteful number, since it uses less digits than its factorization.

243434202044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532595516 (or 5532595514 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 243434202044 its reverse (440202434342), we get a palindrome (683636636386).

The spelling of 243434202044 in words is "two hundred forty-three billion, four hundred thirty-four million, two hundred two thousand, forty-four".