86544450068055 has 24 divisors (see below), whose sum is σ = 161078649923952. Its totient is φ = 39563177173632.

The previous prime is 86544450067951. The next prime is 86544450068071. The reversal of 86544450068055 is 55086005444568.

It is not a de Polignac number, because 86544450068055 - 2¹⁷ = 86544449936983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86544450068055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58873774822 + ... + 58873776291.

It is an arithmetic number, because the mean of its divisors is an integer number (6711610413498).

Almost surely, 2^{86544450068055} is an apocalyptic number.

86544450068055 is a deficient number, since it is larger than the sum of its proper divisors (74534199855897).

86544450068055 is a wasteful number, since it uses less digits than its factorization.

86544450068055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117747551135 (or 117747551128 counting only the distinct ones).

The product of its (nonzero) digits is 92160000, while the sum is 60.

The spelling of 86544450068055 in words is "eighty-six trillion, five hundred forty-four billion, four hundred fifty million, sixty-eight thousand, fifty-five".