86354819289616 has 20 divisors (see below), whose sum is σ = 167333768164332. Its totient is φ = 43171911376256.

The previous prime is 86354819289539. The next prime is 86354819289619. The reversal of 86354819289616 is 61698291845368.

It can be written as a sum of positive squares in 2 ways, for example, as 23331798090000 + 63023021199616 = 4830300^2 + 7938704^2 .

It is not an unprimeable number, because it can be changed into a prime (86354819289619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343512211 + ... + 343763506.

Almost surely, 2^{86354819289616} is an apocalyptic number.

It is an amenable number.

86354819289616 is a deficient number, since it is larger than the sum of its proper divisors (80978948874716).

86354819289616 is a wasteful number, since it uses less digits than its factorization.

86354819289616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687283578 (or 687283572 counting only the distinct ones).

The product of its digits is 1074954240, while the sum is 76.

The spelling of 86354819289616 in words is "eighty-six trillion, three hundred fifty-four billion, eight hundred nineteen million, two hundred eighty-nine thousand, six hundred sixteen".