86404728443051 has 2 divisors, whose sum is σ = 86404728443052. Its totient is φ = 86404728443050.

The previous prime is 86404728443029. The next prime is 86404728443069. The reversal of 86404728443051 is 15034482740468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86404728443051 - 2⁴⁶ = 16035984265387 is a prime.

It is not a weakly prime, because it can be changed into another prime (86404728442051) 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, 43202364221525 + 43202364221526.

It is an arithmetic number, because the mean of its divisors is an integer number (43202364221526).

Almost surely, 2^{86404728443051} is an apocalyptic number.

86404728443051 is a deficient number, since it is larger than the sum of its proper divisors (1).

86404728443051 is an equidigital number, since it uses as much as digits as its factorization.

86404728443051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20643840, while the sum is 56.

The spelling of 86404728443051 in words is "eighty-six trillion, four hundred four billion, seven hundred twenty-eight million, four hundred forty-three thousand, fifty-one".