86171876711 has 4 divisors (see below), whose sum is σ = 87060246672. Its totient is φ = 85283506752.

The previous prime is 86171876699. The next prime is 86171876743. The reversal of 86171876711 is 11767817168.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86171876711 - 2⁶ = 86171876647 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 (86171876311) 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 3 ways as a sum of consecutive naturals, for example, 444184835 + ... + 444185028.

It is an arithmetic number, because the mean of its divisors is an integer number (21765061668).

Almost surely, 2^86171876711 is an apocalyptic number.

86171876711 is a deficient number, since it is larger than the sum of its proper divisors (888369961).

86171876711 is an equidigital number, since it uses as much as digits as its factorization.

86171876711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888369960.

The product of its digits is 790272, while the sum is 53.

The spelling of 86171876711 in words is "eighty-six billion, one hundred seventy-one million, eight hundred seventy-six thousand, seven hundred eleven".