204343262045 has 16 divisors (see below), whose sum is σ = 279608157360. Its totient is φ = 142023189504.

The previous prime is 204343262017. The next prime is 204343262047. The reversal of 204343262045 is 540262343402.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 43814025124 + 160529236921 = 209318^2 + 400661^2 .

It is a cyclic number.

It is not a de Polignac number, because 204343262045 - 2³² = 200048294749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204343261996 and 204343262014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204343262047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92461910 + ... + 92464119.

It is an arithmetic number, because the mean of its divisors is an integer number (17475509835).

Almost surely, 2^204343262045 is an apocalyptic number.

It is an amenable number.

204343262045 is a deficient number, since it is larger than the sum of its proper divisors (75264895315).

204343262045 is a wasteful number, since it uses less digits than its factorization.

204343262045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184926064.

The product of its (nonzero) digits is 138240, while the sum is 35.

The spelling of 204343262045 in words is "two hundred four billion, three hundred forty-three million, two hundred sixty-two thousand, forty-five".