86418719673 has 64 divisors (see below), whose sum is σ = 143583390720. Its totient is φ = 45451411200.

The previous prime is 86418719669. The next prime is 86418719687. The reversal of 86418719673 is 37691781468.

It is not a de Polignac number, because 86418719673 - 2² = 86418719669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86418719633) 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 in 63 ways as a sum of consecutive naturals, for example, 1027315 + ... + 1108247.

It is an arithmetic number, because the mean of its divisors is an integer number (2243490480).

Almost surely, 2^86418719673 is an apocalyptic number.

It is an amenable number.

86418719673 is a deficient number, since it is larger than the sum of its proper divisors (57164671047).

86418719673 is a wasteful number, since it uses less digits than its factorization.

86418719673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81110.

The product of its digits is 12192768, while the sum is 60.

The spelling of 86418719673 in words is "eighty-six billion, four hundred eighteen million, seven hundred nineteen thousand, six hundred seventy-three".