650663011 has 2 divisors, whose sum is σ = 650663012. Its totient is φ = 650663010.

The previous prime is 650663003. The next prime is 650663047. The reversal of 650663011 is 110366056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 650663011 - 2³ = 650663003 is a prime.

It is a super-2 number, since 2×650663011² = 846724707767172242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (650663711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325331505 + 325331506.

It is an arithmetic number, because the mean of its divisors is an integer number (325331506).

Almost surely, 2^650663011 is an apocalyptic number.

650663011 is a deficient number, since it is larger than the sum of its proper divisors (1).

650663011 is an equidigital number, since it uses as much as digits as its factorization.

650663011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 650663011 is about 25508.0969693939. The cubic root of 650663011 is about 866.5335314393.

The spelling of 650663011 in words is "six hundred fifty million, six hundred sixty-three thousand, eleven".