204953843033 has 2 divisors, whose sum is σ = 204953843034. Its totient is φ = 204953843032.

The previous prime is 204953843023. The next prime is 204953843057. The reversal of 204953843033 is 330348359402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114164921689 + 90788921344 = 337883^2 + 301312^2 .

It is a cyclic number.

It is not a de Polignac number, because 204953843033 - 2⁶ = 204953842969 is a prime.

It is not a weakly prime, because it can be changed into another prime (204953843023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102476921516 + 102476921517.

It is an arithmetic number, because the mean of its divisors is an integer number (102476921517).

Almost surely, 2^204953843033 is an apocalyptic number.

It is an amenable number.

204953843033 is a deficient number, since it is larger than the sum of its proper divisors (1).

204953843033 is an equidigital number, since it uses as much as digits as its factorization.

204953843033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 204953843033 in words is "two hundred four billion, nine hundred fifty-three million, eight hundred forty-three thousand, thirty-three".