82860563336465 has 16 divisors (see below), whose sum is σ = 102591153676800. Its totient is φ = 64214462824512.

The previous prime is 82860563336461. The next prime is 82860563336471. The reversal of 82860563336465 is 56463336506828.

It is a cyclic number.

It is not a de Polignac number, because 82860563336465 - 2² = 82860563336461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82860563336461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1978975085 + ... + 1979016954.

It is an arithmetic number, because the mean of its divisors is an integer number (6411947104800).

Almost surely, 2^{82860563336465} is an apocalyptic number.

It is an amenable number.

82860563336465 is a deficient number, since it is larger than the sum of its proper divisors (19730590340335).

82860563336465 is a wasteful number, since it uses less digits than its factorization.

82860563336465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957992176.

The product of its (nonzero) digits is 447897600, while the sum is 65.

The spelling of 82860563336465 in words is "eighty-two trillion, eight hundred sixty billion, five hundred sixty-three million, three hundred thirty-six thousand, four hundred sixty-five".