86171436347 has 8 divisors (see below), whose sum is σ = 91260082176. Its totient is φ = 81194629032.

The previous prime is 86171436341. The next prime is 86171436367. The reversal of 86171436347 is 74363417168.

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

It is a cyclic number.

It is not a de Polignac number, because 86171436347 - 2⁶ = 86171436283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86171436295 and 86171436304.

It is not an unprimeable number, because it can be changed into a prime (86171436341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27958043 + ... + 27961124.

It is an arithmetic number, because the mean of its divisors is an integer number (11407510272).

Almost surely, 2^86171436347 is an apocalyptic number.

86171436347 is a deficient number, since it is larger than the sum of its proper divisors (5088645829).

86171436347 is a wasteful number, since it uses less digits than its factorization.

86171436347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55919257.

The product of its digits is 2032128, while the sum is 50.

The spelling of 86171436347 in words is "eighty-six billion, one hundred seventy-one million, four hundred thirty-six thousand, three hundred forty-seven".