200204404445 has 24 divisors (see below), whose sum is σ = 248322409560. Its totient is φ = 154948713600.

The previous prime is 200204404427. The next prime is 200204404447. The reversal of 200204404445 is 544404402002.

It can be written as a sum of positive squares in 4 ways, for example, as 1954170436 + 198250234009 = 44206^2 + 445253^2 .

It is not a de Polignac number, because 200204404445 - 2⁶ = 200204404381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200204404447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28158551 + ... + 28165659.

It is an arithmetic number, because the mean of its divisors is an integer number (10346767065).

Almost surely, 2^200204404445 is an apocalyptic number.

It is an amenable number.

200204404445 is a deficient number, since it is larger than the sum of its proper divisors (48118005115).

200204404445 is an equidigital number, since it uses as much as digits as its factorization.

200204404445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13037 (or 13006 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 29.

Adding to 200204404445 its reverse (544404402002), we get a palindrome (744608806447).

The spelling of 200204404445 in words is "two hundred billion, two hundred four million, four hundred four thousand, four hundred forty-five".