86467999993 has 2 divisors, whose sum is σ = 86467999994. Its totient is φ = 86467999992.

The previous prime is 86467999991. The next prime is 86467999999. The reversal of 86467999993 is 39999976468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69858718864 + 16609281129 = 264308^2 + 128877^2 .

It is a cyclic number.

It is not a de Polignac number, because 86467999993 - 2¹ = 86467999991 is a prime.

Together with 86467999991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (86467999991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43233999996 + 43233999997.

It is an arithmetic number, because the mean of its divisors is an integer number (43233999997).

Almost surely, 2^86467999993 is an apocalyptic number.

It is an amenable number.

86467999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

86467999993 is an equidigital number, since it uses as much as digits as its factorization.

86467999993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1428513408, while the sum is 79.

The spelling of 86467999993 in words is "eighty-six billion, four hundred sixty-seven million, nine hundred ninety-nine thousand, nine hundred ninety-three".