765336769 has 2 divisors, whose sum is σ = 765336770. Its totient is φ = 765336768.

The previous prime is 765336727. The next prime is 765336811. The reversal of 765336769 is 967633567.

765336769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (765336727) and next prime (765336811).

It can be written as a sum of positive squares in only one way, i.e., 522351025 + 242985744 = 22855^2 + 15588^2 .

It is an emirp because it is prime and its reverse (967633567) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 765336769 - 2¹¹ = 765334721 is a prime.

It is a super-2 number, since 2×765336769² = 1171480739966718722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (765336269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382668384 + 382668385.

It is an arithmetic number, because the mean of its divisors is an integer number (382668385).

Almost surely, 2^765336769 is an apocalyptic number.

It is an amenable number.

765336769 is a deficient number, since it is larger than the sum of its proper divisors (1).

765336769 is an equidigital number, since it uses as much as digits as its factorization.

765336769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4286520, while the sum is 52.

The square root of 765336769 is about 27664.7206564606. The cubic root of 765336769 is about 914.7116130592.

The spelling of 765336769 in words is "seven hundred sixty-five million, three hundred thirty-six thousand, seven hundred sixty-nine".