204043553210533 has 4 divisors (see below), whose sum is σ = 204058542098988. Its totient is φ = 204028564322080.

The previous prime is 204043553210489. The next prime is 204043553210599. The reversal of 204043553210533 is 335012355340402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98517098634084 + 105526454576449 = 9925578^2 + 10272607^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204043553210533 is a prime.

It is a super-2 number, since 2×204043553210533² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204043553280533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7494423808 + ... + 7494451033.

It is an arithmetic number, because the mean of its divisors is an integer number (51014635524747).

Almost surely, 2^{204043553210533} is an apocalyptic number.

It is an amenable number.

204043553210533 is a deficient number, since it is larger than the sum of its proper divisors (14988888455).

204043553210533 is a wasteful number, since it uses less digits than its factorization.

204043553210533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14988888454.

The product of its (nonzero) digits is 648000, while the sum is 40.

The spelling of 204043553210533 in words is "two hundred four trillion, forty-three billion, five hundred fifty-three million, two hundred ten thousand, five hundred thirty-three".