200954590755577 has 2 divisors, whose sum is σ = 200954590755578. Its totient is φ = 200954590755576.

The previous prime is 200954590755473. The next prime is 200954590755661. The reversal of 200954590755577 is 775557095459002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193499812397241 + 7454778358336 = 13910421^2 + 2730344^2 .

It is a cyclic number.

It is not a de Polignac number, because 200954590755577 - 2⁴⁷ = 60217102400249 is a prime.

It is not a weakly prime, because it can be changed into another prime (200954590155577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100477295377788 + 100477295377789.

It is an arithmetic number, because the mean of its divisors is an integer number (100477295377789).

Almost surely, 2^{200954590755577} is an apocalyptic number.

It is an amenable number.

200954590755577 is a deficient number, since it is larger than the sum of its proper divisors (1).

200954590755577 is an equidigital number, since it uses as much as digits as its factorization.

200954590755577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 694575000, while the sum is 70.

The spelling of 200954590755577 in words is "two hundred trillion, nine hundred fifty-four billion, five hundred ninety million, seven hundred fifty-five thousand, five hundred seventy-seven".