82281165067 has 4 divisors (see below), whose sum is σ = 82290709120. Its totient is φ = 82271621016.

The previous prime is 82281165049. The next prime is 82281165119. The reversal of 82281165067 is 76056118228.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82281165067 - 2¹⁵ = 82281132299 is a prime.

It is a super-2 number, since 2×82281165067² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82281165467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4759083 + ... + 4776340.

It is an arithmetic number, because the mean of its divisors is an integer number (20572677280).

Almost surely, 2^82281165067 is an apocalyptic number.

82281165067 is a deficient number, since it is larger than the sum of its proper divisors (9544053).

82281165067 is an equidigital number, since it uses as much as digits as its factorization.

82281165067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9544052.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 82281165067 in words is "eighty-two billion, two hundred eighty-one million, one hundred sixty-five thousand, sixty-seven".