86213436811 has 2 divisors, whose sum is σ = 86213436812. Its totient is φ = 86213436810.

The previous prime is 86213436809. The next prime is 86213436851. The reversal of 86213436811 is 11863431268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86213436811 - 2¹ = 86213436809 is a prime.

Together with 86213436809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (86213436851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43106718405 + 43106718406.

It is an arithmetic number, because the mean of its divisors is an integer number (43106718406).

Almost surely, 2^86213436811 is an apocalyptic number.

86213436811 is a deficient number, since it is larger than the sum of its proper divisors (1).

86213436811 is an equidigital number, since it uses as much as digits as its factorization.

86213436811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 43.

The spelling of 86213436811 in words is "eighty-six billion, two hundred thirteen million, four hundred thirty-six thousand, eight hundred eleven".