86920559723 has 2 divisors, whose sum is σ = 86920559724. Its totient is φ = 86920559722.

The previous prime is 86920559699. The next prime is 86920559813. The reversal of 86920559723 is 32795502968.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86920559723 - 2¹² = 86920555627 is a prime.

It is not a weakly prime, because it can be changed into another prime (86920553723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43460279861 + 43460279862.

It is an arithmetic number, because the mean of its divisors is an integer number (43460279862).

Almost surely, 2^86920559723 is an apocalyptic number.

86920559723 is a deficient number, since it is larger than the sum of its proper divisors (1).

86920559723 is an equidigital number, since it uses as much as digits as its factorization.

86920559723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 86920559723 in words is "eighty-six billion, nine hundred twenty million, five hundred fifty-nine thousand, seven hundred twenty-three".