82135316267 has 4 divisors (see below), whose sum is σ = 82287138096. Its totient is φ = 81983494440.

The previous prime is 82135316167. The next prime is 82135316269. The reversal of 82135316267 is 76261353128.

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 82135316267 - 2¹⁶ = 82135250731 is a prime.

It is a super-2 number, since 2×82135316267² (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 (82135316269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75910103 + ... + 75911184.

It is an arithmetic number, because the mean of its divisors is an integer number (20571784524).

Almost surely, 2^82135316267 is an apocalyptic number.

82135316267 is a deficient number, since it is larger than the sum of its proper divisors (151821829).

82135316267 is a wasteful number, since it uses less digits than its factorization.

82135316267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151821828.

The product of its digits is 362880, while the sum is 44.

The spelling of 82135316267 in words is "eighty-two billion, one hundred thirty-five million, three hundred sixteen thousand, two hundred sixty-seven".