200946492217 has 2 divisors, whose sum is σ = 200946492218. Its totient is φ = 200946492216.

The previous prime is 200946492209. The next prime is 200946492221. The reversal of 200946492217 is 712294649002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165320307216 + 35626185001 = 406596^2 + 188749^2 .

It is a cyclic number.

It is not a de Polignac number, because 200946492217 - 2³ = 200946492209 is a prime.

It is not a weakly prime, because it can be changed into another prime (200946492517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100473246108 + 100473246109.

It is an arithmetic number, because the mean of its divisors is an integer number (100473246109).

Almost surely, 2^200946492217 is an apocalyptic number.

It is an amenable number.

200946492217 is a deficient number, since it is larger than the sum of its proper divisors (1).

200946492217 is an equidigital number, since it uses as much as digits as its factorization.

200946492217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 200946492217 in words is "two hundred billion, nine hundred forty-six million, four hundred ninety-two thousand, two hundred seventeen".