650099976908257 has 2 divisors, whose sum is σ = 650099976908258. Its totient is φ = 650099976908256.

The previous prime is 650099976908227. The next prime is 650099976908287. The reversal of 650099976908257 is 752809679990056.

It is a balanced prime because it is at equal distance from previous prime (650099976908227) and next prime (650099976908287).

It can be written as a sum of positive squares in only one way, i.e., 548589334496256 + 101510642412001 = 23421984^2 + 10075249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650099976908257 is a prime.

It is a super-2 number, since 2×650099976908257² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (650099976908227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325049988454128 + 325049988454129.

It is an arithmetic number, because the mean of its divisors is an integer number (325049988454129).

Almost surely, 2^{650099976908257} is an apocalyptic number.

It is an amenable number.

650099976908257 is a deficient number, since it is larger than the sum of its proper divisors (1).

650099976908257 is an equidigital number, since it uses as much as digits as its factorization.

650099976908257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4629441600, while the sum is 82.

The spelling of 650099976908257 in words is "six hundred fifty trillion, ninety-nine billion, nine hundred seventy-six million, nine hundred eight thousand, two hundred fifty-seven".