86324688191 has 8 divisors (see below), whose sum is σ = 101839263744. Its totient is φ = 71605731960.

The previous prime is 86324688187. The next prime is 86324688193. The reversal of 86324688191 is 19188642368.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86324688191 - 2² = 86324688187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86324688193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198904595 + ... + 198905028.

It is an arithmetic number, because the mean of its divisors is an integer number (12729907968).

Almost surely, 2^86324688191 is an apocalyptic number.

86324688191 is a deficient number, since it is larger than the sum of its proper divisors (15514575553).

86324688191 is a wasteful number, since it uses less digits than its factorization.

86324688191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397809661.

The product of its digits is 3981312, while the sum is 56.

The spelling of 86324688191 in words is "eighty-six billion, three hundred twenty-four million, six hundred eighty-eight thousand, one hundred ninety-one".