650225267801 has 2 divisors, whose sum is σ = 650225267802. Its totient is φ = 650225267800.

The previous prime is 650225267789. The next prime is 650225267831. The reversal of 650225267801 is 108762522056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431130126025 + 219095141776 = 656605^2 + 468076^2 .

It is a cyclic number.

It is not a de Polignac number, because 650225267801 - 2¹⁰ = 650225266777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (650225267831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325112633900 + 325112633901.

It is an arithmetic number, because the mean of its divisors is an integer number (325112633901).

Almost surely, 2^650225267801 is an apocalyptic number.

It is an amenable number.

650225267801 is a deficient number, since it is larger than the sum of its proper divisors (1).

650225267801 is an equidigital number, since it uses as much as digits as its factorization.

650225267801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 44.

Adding to 650225267801 its reverse (108762522056), we get a palindrome (758987789857).

The spelling of 650225267801 in words is "six hundred fifty billion, two hundred twenty-five million, two hundred sixty-seven thousand, eight hundred one".