86171379675 has 48 divisors (see below), whose sum is σ = 153460082688. Its totient is φ = 42541804800.

The previous prime is 86171379667. The next prime is 86171379691. The reversal of 86171379675 is 57697317168.

It is not a de Polignac number, because 86171379675 - 2³ = 86171379667 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 752242 + ... + 859191.

It is an arithmetic number, because the mean of its divisors is an integer number (3197085056).

Almost surely, 2^86171379675 is an apocalyptic number.

86171379675 is a deficient number, since it is larger than the sum of its proper divisors (67288703013).

86171379675 is a wasteful number, since it uses less digits than its factorization.

86171379675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611500 (or 1611495 counting only the distinct ones).

The product of its digits is 13335840, while the sum is 60.

The spelling of 86171379675 in words is "eighty-six billion, one hundred seventy-one million, three hundred seventy-nine thousand, six hundred seventy-five".