202444422434 has 8 divisors (see below), whose sum is σ = 303668542620. Its totient is φ = 101221574896.

The previous prime is 202444422413. The next prime is 202444422469. The reversal of 202444422434 is 434224444202.

It can be written as a sum of positive squares in 2 ways, for example, as 196163067409 + 6281355025 = 442903^2 + 79255^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 202444422394 and 202444422403.

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 3 ways as a sum of consecutive naturals, for example, 472112 + ... + 792324.

Almost surely, 2^202444422434 is an apocalyptic number.

202444422434 is a deficient number, since it is larger than the sum of its proper divisors (101224120186).

202444422434 is a wasteful number, since it uses less digits than its factorization.

202444422434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636324.

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 202444422434 its reverse (434224444202), we get a palindrome (636668866636).

The spelling of 202444422434 in words is "two hundred two billion, four hundred forty-four million, four hundred twenty-two thousand, four hundred thirty-four".