86920559699 has 2 divisors, whose sum is σ = 86920559700. Its totient is φ = 86920559698.

The previous prime is 86920559629. The next prime is 86920559723. The reversal of 86920559699 is 99695502968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86920559699 - 2⁸ = 86920559443 is a prime.

It is not a weakly prime, because it can be changed into another prime (86920559629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43460279849 + 43460279850.

It is an arithmetic number, because the mean of its divisors is an integer number (43460279850).

Almost surely, 2^86920559699 is an apocalyptic number.

86920559699 is a deficient number, since it is larger than the sum of its proper divisors (1).

86920559699 is an equidigital number, since it uses as much as digits as its factorization.

86920559699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94478400, while the sum is 68.

The spelling of 86920559699 in words is "eighty-six billion, nine hundred twenty million, five hundred fifty-nine thousand, six hundred ninety-nine".