86108178110643 has 24 divisors (see below), whose sum is σ = 133947002384832. Its totient is φ = 52989273214848.

The previous prime is 86108178110641. The next prime is 86108178110657. The reversal of 86108178110643 is 34601187180168.

86108178110643 is a `hidden beast` number, since 8 + 610 + 8 + 1 + 7 + 8 + 1 + 10 + 6 + 4 + 3 = 666.

It is not a de Polignac number, because 86108178110643 - 2¹ = 86108178110641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86108178110643.

It is not an unprimeable number, because it can be changed into a prime (86108178110641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14484055 + ... + 19544927.

It is an arithmetic number, because the mean of its divisors is an integer number (5581125099368).

Almost surely, 2^{86108178110643} is an apocalyptic number.

86108178110643 is a deficient number, since it is larger than the sum of its proper divisors (47838824274189).

86108178110643 is a wasteful number, since it uses less digits than its factorization.

86108178110643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5206315 (or 5206312 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 54.

The spelling of 86108178110643 in words is "eighty-six trillion, one hundred eight billion, one hundred seventy-eight million, one hundred ten thousand, six hundred forty-three".