86916656 has 20 divisors (see below), whose sum is σ = 170140152. Its totient is φ = 43009536.

The previous prime is 86916619. The next prime is 86916667. The reversal of 86916656 is 65661968.

It is a self number, because there is not a number n which added to its sum of digits gives 86916656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26450 + ... + 29553.

Almost surely, 2^86916656 is an apocalyptic number.

It is an amenable number.

86916656 is a deficient number, since it is larger than the sum of its proper divisors (83223496).

86916656 is a wasteful number, since it uses less digits than its factorization.

86916656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56108 (or 56102 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The square root of 86916656 is about 9322.9102752306. The cubic root of 86916656 is about 442.9632222371.

The spelling of 86916656 in words is "eighty-six million, nine hundred sixteen thousand, six hundred fifty-six".