86566844008063 has 4 divisors (see below), whose sum is σ = 87375879933480. Its totient is φ = 85757808082648.

The previous prime is 86566844008037. The next prime is 86566844008111. The reversal of 86566844008063 is 36080044866568.

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

It is a cyclic number.

It is not a de Polignac number, because 86566844008063 - 2¹³ = 86566843999871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86566844007986 and 86566844008004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86566844008003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404517962548 + ... + 404517962761.

It is an arithmetic number, because the mean of its divisors is an integer number (21843969983370).

Almost surely, 2^{86566844008063} is an apocalyptic number.

86566844008063 is a deficient number, since it is larger than the sum of its proper divisors (809035925417).

86566844008063 is a wasteful number, since it uses less digits than its factorization.

86566844008063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809035925416.

The product of its (nonzero) digits is 159252480, while the sum is 64.

The spelling of 86566844008063 in words is "eighty-six trillion, five hundred sixty-six billion, eight hundred forty-four million, eight thousand, sixty-three".