650256769 has 2 divisors, whose sum is σ = 650256770. Its totient is φ = 650256768.

The previous prime is 650256757. The next prime is 650256781. The reversal of 650256769 is 967652056.

It is a balanced prime because it is at equal distance from previous prime (650256757) and next prime (650256781).

It can be written as a sum of positive squares in only one way, i.e., 592679025 + 57577744 = 24345^2 + 7588^2 .

It is a cyclic number.

It is not a de Polignac number, because 650256769 - 2²⁵ = 616702337 is a prime.

It is a super-2 number, since 2×650256769² = 845667731260638722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (650259769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325128384 + 325128385.

It is an arithmetic number, because the mean of its divisors is an integer number (325128385).

Almost surely, 2^650256769 is an apocalyptic number.

It is an amenable number.

650256769 is a deficient number, since it is larger than the sum of its proper divisors (1).

650256769 is an equidigital number, since it uses as much as digits as its factorization.

650256769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 46.

The square root of 650256769 is about 25500.1327251448. The cubic root of 650256769 is about 866.3531535806.

The spelling of 650256769 in words is "six hundred fifty million, two hundred fifty-six thousand, seven hundred sixty-nine".