86243808599 has 16 divisors (see below), whose sum is σ = 97927495680. Its totient is φ = 75295306080.

The previous prime is 86243808583. The next prime is 86243808601. The reversal of 86243808599 is 99580834268.

It is a cyclic number.

It is not a de Polignac number, because 86243808599 - 2⁴ = 86243808583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86243801599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137687 + ... + 437544.

It is an arithmetic number, because the mean of its divisors is an integer number (6120468480).

Almost surely, 2^86243808599 is an apocalyptic number.

86243808599 is a deficient number, since it is larger than the sum of its proper divisors (11683687081).

86243808599 is a wasteful number, since it uses less digits than its factorization.

86243808599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575870.

The product of its (nonzero) digits is 29859840, while the sum is 62.

The spelling of 86243808599 in words is "eighty-six billion, two hundred forty-three million, eight hundred eight thousand, five hundred ninety-nine".