82668017825265 has 16 divisors (see below), whose sum is σ = 132268967523648. Its totient is φ = 44089563172416.

The previous prime is 82668017825131. The next prime is 82668017825339. The reversal of 82668017825265 is 56252871086628.

It is not a de Polignac number, because 82668017825265 - 2¹¹ = 82668017823217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82668017825196 and 82668017825205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15708859 + ... + 20300351.

It is an arithmetic number, because the mean of its divisors is an integer number (8266810470228).

Almost surely, 2^{82668017825265} is an apocalyptic number.

It is an amenable number.

82668017825265 is a deficient number, since it is larger than the sum of its proper divisors (49600949698383).

82668017825265 is a wasteful number, since it uses less digits than its factorization.

82668017825265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5791808.

The product of its (nonzero) digits is 154828800, while the sum is 66.

The spelling of 82668017825265 in words is "eighty-two trillion, six hundred sixty-eight billion, seventeen million, eight hundred twenty-five thousand, two hundred sixty-five".