650772329 has 2 divisors, whose sum is σ = 650772330. Its totient is φ = 650772328.

The previous prime is 650772323. The next prime is 650772371. The reversal of 650772329 is 923277056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 618019600 + 32752729 = 24860^2 + 5723^2 .

It is a cyclic number.

It is not a de Polignac number, because 650772329 - 2⁴ = 650772313 is a prime.

It is not a weakly prime, because it can be changed into another prime (650772323) 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, 325386164 + 325386165.

It is an arithmetic number, because the mean of its divisors is an integer number (325386165).

Almost surely, 2^650772329 is an apocalyptic number.

It is an amenable number.

650772329 is a deficient number, since it is larger than the sum of its proper divisors (1).

650772329 is an equidigital number, since it uses as much as digits as its factorization.

650772329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 650772329 is about 25510.2396891915. The cubic root of 650772329 is about 866.5820575358.

The spelling of 650772329 in words is "six hundred fifty million, seven hundred seventy-two thousand, three hundred twenty-nine".