86172584127 has 8 divisors (see below), whose sum is σ = 131310604416. Its totient is φ = 49241476632.

The previous prime is 86172584123. The next prime is 86172584143. The reversal of 86172584127 is 72148527168.

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 86172584127 - 2² = 86172584123 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 86172584127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86172584123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2051728173 + ... + 2051728214.

It is an arithmetic number, because the mean of its divisors is an integer number (16413825552).

Almost surely, 2^86172584127 is an apocalyptic number.

86172584127 is a deficient number, since it is larger than the sum of its proper divisors (45138020289).

86172584127 is a wasteful number, since it uses less digits than its factorization.

86172584127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4103456397.

The product of its digits is 1505280, while the sum is 51.

The spelling of 86172584127 in words is "eighty-six billion, one hundred seventy-two million, five hundred eighty-four thousand, one hundred twenty-seven".