82634081386485 has 32 divisors (see below), whose sum is σ = 132429281633280. Its totient is φ = 43999938795008.

The previous prime is 82634081386469. The next prime is 82634081386487. The reversal of 82634081386485 is 58468318043628.

It is a cyclic number.

It is not a de Polignac number, because 82634081386485 - 2⁴ = 82634081386469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82634081386487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106742236 + ... + 107513594.

It is an arithmetic number, because the mean of its divisors is an integer number (4138415051040).

Almost surely, 2^{82634081386485} is an apocalyptic number.

It is an amenable number.

82634081386485 is a deficient number, since it is larger than the sum of its proper divisors (49795200246795).

82634081386485 is a wasteful number, since it uses less digits than its factorization.

82634081386485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782957.

The product of its (nonzero) digits is 212336640, while the sum is 66.

The spelling of 82634081386485 in words is "eighty-two trillion, six hundred thirty-four billion, eighty-one million, three hundred eighty-six thousand, four hundred eighty-five".