767312265281 has 2 divisors, whose sum is σ = 767312265282. Its totient is φ = 767312265280.

The previous prime is 767312265211. The next prime is 767312265323. The reversal of 767312265281 is 182562213767.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 590424728881 + 176887536400 = 768391^2 + 420580^2 .

It is a cyclic number.

It is not a de Polignac number, because 767312265281 - 2²⁶ = 767245156417 is a prime.

It is a super-2 number, since 2×767312265281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (767312265211) 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, 383656132640 + 383656132641.

It is an arithmetic number, because the mean of its divisors is an integer number (383656132641).

Almost surely, 2^767312265281 is an apocalyptic number.

It is an amenable number.

767312265281 is a deficient number, since it is larger than the sum of its proper divisors (1).

767312265281 is an equidigital number, since it uses as much as digits as its factorization.

767312265281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1693440, while the sum is 50.

The spelling of 767312265281 in words is "seven hundred sixty-seven billion, three hundred twelve million, two hundred sixty-five thousand, two hundred eighty-one".