82264769136481 has 2 divisors, whose sum is σ = 82264769136482. Its totient is φ = 82264769136480.

The previous prime is 82264769136449. The next prime is 82264769136499. The reversal of 82264769136481 is 18463196746228.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65548454440000 + 16716314696481 = 8096200^2 + 4088559^2 .

It is a cyclic number.

It is not a de Polignac number, because 82264769136481 - 2⁵ = 82264769136449 is a prime.

It is a super-2 number, since 2×82264769136481² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82264769436481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41132384568240 + 41132384568241.

It is an arithmetic number, because the mean of its divisors is an integer number (41132384568241).

Almost surely, 2^{82264769136481} is an apocalyptic number.

It is an amenable number.

82264769136481 is a deficient number, since it is larger than the sum of its proper divisors (1).

82264769136481 is an equidigital number, since it uses as much as digits as its factorization.

82264769136481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 167215104, while the sum is 67.

The spelling of 82264769136481 in words is "eighty-two trillion, two hundred sixty-four billion, seven hundred sixty-nine million, one hundred thirty-six thousand, four hundred eighty-one".