252005443204 has 6 divisors (see below), whose sum is σ = 441009525614. Its totient is φ = 126002721600.

The previous prime is 252005443121. The next prime is 252005443253. The reversal of 252005443204 is 402344500252.

252005443204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 245468720704 + 6536722500 = 495448^2 + 80850^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31500680397 + ... + 31500680404.

Almost surely, 2^252005443204 is an apocalyptic number.

It is an amenable number.

252005443204 is a deficient number, since it is larger than the sum of its proper divisors (189004082410).

252005443204 is a wasteful number, since it uses less digits than its factorization.

252005443204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63001360805 (or 63001360803 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 252005443204 its reverse (402344500252), we get a palindrome (654349943456).

The spelling of 252005443204 in words is "two hundred fifty-two billion, five million, four hundred forty-three thousand, two hundred four".