204352180117277 has 2 divisors, whose sum is σ = 204352180117278. Its totient is φ = 204352180117276.

The previous prime is 204352180117273. The next prime is 204352180117339. The reversal of 204352180117277 is 772711081253402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136771761942916 + 67580418174361 = 11694946^2 + 8220731^2 .

It is a cyclic number.

It is not a de Polignac number, because 204352180117277 - 2² = 204352180117273 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204352180117273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102176090058638 + 102176090058639.

It is an arithmetic number, because the mean of its divisors is an integer number (102176090058639).

Almost surely, 2^{204352180117277} is an apocalyptic number.

It is an amenable number.

204352180117277 is a deficient number, since it is larger than the sum of its proper divisors (1).

204352180117277 is an equidigital number, since it uses as much as digits as its factorization.

204352180117277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 204352180117277 in words is "two hundred four trillion, three hundred fifty-two billion, one hundred eighty million, one hundred seventeen thousand, two hundred seventy-seven".