202443430244 has 24 divisors (see below), whose sum is σ = 386494724448. Its totient is φ = 92016928640.

The previous prime is 202443430193. The next prime is 202443430261. The reversal of 202443430244 is 442034344202.

It is a self number, because there is not a number n which added to its sum of digits gives 202443430244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2234924 + ... + 2323740.

It is an arithmetic number, because the mean of its divisors is an integer number (16103946852).

Almost surely, 2^202443430244 is an apocalyptic number.

It is an amenable number.

202443430244 is a deficient number, since it is larger than the sum of its proper divisors (184051294204).

202443430244 is a wasteful number, since it uses less digits than its factorization.

202443430244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140635 (or 140633 counting only the distinct ones).

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

Adding to 202443430244 its reverse (442034344202), we get a palindrome (644477774446).

The spelling of 202443430244 in words is "two hundred two billion, four hundred forty-three million, four hundred thirty thousand, two hundred forty-four".