82665210822635 has 32 divisors (see below), whose sum is σ = 122006061862272. Its totient is φ = 52475725486080.

The previous prime is 82665210822583. The next prime is 82665210822709. The reversal of 82665210822635 is 53622801256628.

It is not a de Polignac number, because 82665210822635 - 2¹² = 82665210818539 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1138759832 + ... + 1138832421.

It is an arithmetic number, because the mean of its divisors is an integer number (3812689433196).

Almost surely, 2^{82665210822635} is an apocalyptic number.

82665210822635 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

82665210822635 is a deficient number, since it is larger than the sum of its proper divisors (39340851039637).

82665210822635 is a wasteful number, since it uses less digits than its factorization.

82665210822635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277592343.

The product of its (nonzero) digits is 16588800, while the sum is 56.

The spelling of 82665210822635 in words is "eighty-two trillion, six hundred sixty-five billion, two hundred ten million, eight hundred twenty-two thousand, six hundred thirty-five".