86423435899 has 2 divisors, whose sum is σ = 86423435900. Its totient is φ = 86423435898.

The previous prime is 86423435851. The next prime is 86423435947. The reversal of 86423435899 is 99853432468.

It is a balanced prime because it is at equal distance from previous prime (86423435851) and next prime (86423435947).

It is a cyclic number.

It is not a de Polignac number, because 86423435899 - 2²⁵ = 86389881467 is a prime.

It is not a weakly prime, because it can be changed into another prime (86423435599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43211717949 + 43211717950.

It is an arithmetic number, because the mean of its divisors is an integer number (43211717950).

Almost surely, 2^86423435899 is an apocalyptic number.

86423435899 is a deficient number, since it is larger than the sum of its proper divisors (1).

86423435899 is an equidigital number, since it uses as much as digits as its factorization.

86423435899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44789760, while the sum is 61.

The spelling of 86423435899 in words is "eighty-six billion, four hundred twenty-three million, four hundred thirty-five thousand, eight hundred ninety-nine".