82027552769 has 2 divisors, whose sum is σ = 82027552770. Its totient is φ = 82027552768.

The previous prime is 82027552753. The next prime is 82027552829. The reversal of 82027552769 is 96725572028.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77290672144 + 4736880625 = 278012^2 + 68825^2 .

It is a cyclic number.

It is not a de Polignac number, because 82027552769 - 2⁴ = 82027552753 is a prime.

It is a super-2 number, since 2×82027552769² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82027552769.

It is not a weakly prime, because it can be changed into another prime (82027552469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41013776384 + 41013776385.

It is an arithmetic number, because the mean of its divisors is an integer number (41013776385).

Almost surely, 2^82027552769 is an apocalyptic number.

It is an amenable number.

82027552769 is a deficient number, since it is larger than the sum of its proper divisors (1).

82027552769 is an equidigital number, since it uses as much as digits as its factorization.

82027552769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 82027552769 in words is "eighty-two billion, twenty-seven million, five hundred fifty-two thousand, seven hundred sixty-nine".