204225543202053 has 4 divisors (see below), whose sum is σ = 272300724269408. Its totient is φ = 136150362134700.

The previous prime is 204225543201937. The next prime is 204225543202061. The reversal of 204225543202053 is 350202345522402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 204225543202053 - 2⁴² = 199827496690949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204225543902053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34037590533673 + ... + 34037590533678.

It is an arithmetic number, because the mean of its divisors is an integer number (68075181067352).

Almost surely, 2^{204225543202053} is an apocalyptic number.

It is an amenable number.

204225543202053 is a deficient number, since it is larger than the sum of its proper divisors (68075181067355).

204225543202053 is an equidigital number, since it uses as much as digits as its factorization.

204225543202053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68075181067354.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 204225543202053 its reverse (350202345522402), we get a palindrome (554427888724455).

The spelling of 204225543202053 in words is "two hundred four trillion, two hundred twenty-five billion, five hundred forty-three million, two hundred two thousand, fifty-three".