204540445330 has 16 divisors (see below), whose sum is σ = 396493786584. Its totient is φ = 75522625920.

The previous prime is 204540445327. The next prime is 204540445337. The reversal of 204540445330 is 33544045402.

It can be written as a sum of positive squares in 4 ways, for example, as 55713465369 + 148826979961 = 236037^2 + 385781^2 .

It is not an unprimeable number, because it can be changed into a prime (204540445337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786693891 + ... + 786694150.

Almost surely, 2^204540445330 is an apocalyptic number.

204540445330 is a deficient number, since it is larger than the sum of its proper divisors (191953341254).

204540445330 is a wasteful number, since it uses less digits than its factorization.

204540445330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573388061.

The product of its (nonzero) digits is 115200, while the sum is 34.

The spelling of 204540445330 in words is "two hundred four billion, five hundred forty million, four hundred forty-five thousand, three hundred thirty".