82636801610827 has 4 divisors (see below), whose sum is σ = 83800700225136. Its totient is φ = 81472902996520.

The previous prime is 82636801610771. The next prime is 82636801610851. The reversal of 82636801610827 is 72801610863628.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82636801610827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82636801610227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581949307048 + ... + 581949307189.

It is an arithmetic number, because the mean of its divisors is an integer number (20950175056284).

Almost surely, 2^{82636801610827} is an apocalyptic number.

82636801610827 is a deficient number, since it is larger than the sum of its proper divisors (1163898614309).

82636801610827 is a wasteful number, since it uses less digits than its factorization.

82636801610827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163898614308.

The product of its (nonzero) digits is 9289728, while the sum is 58.

The spelling of 82636801610827 in words is "eighty-two trillion, six hundred thirty-six billion, eight hundred one million, six hundred ten thousand, eight hundred twenty-seven".