86213436827 has 4 divisors (see below), whose sum is σ = 98529642096. Its totient is φ = 73897231560.

The previous prime is 86213436811. The next prime is 86213436851. The reversal of 86213436827 is 72863431268.

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 86213436827 - 2⁴ = 86213436811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86213430827) 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 3 ways as a sum of consecutive naturals, for example, 6158102624 + ... + 6158102637.

It is an arithmetic number, because the mean of its divisors is an integer number (24632410524).

Almost surely, 2^86213436827 is an apocalyptic number.

86213436827 is a deficient number, since it is larger than the sum of its proper divisors (12316205269).

86213436827 is a wasteful number, since it uses less digits than its factorization.

86213436827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12316205268.

The product of its digits is 2322432, while the sum is 50.

The spelling of 86213436827 in words is "eighty-six billion, two hundred thirteen million, four hundred thirty-six thousand, eight hundred twenty-seven".