86584186672 has 20 divisors (see below), whose sum is σ = 167802426376. Its totient is φ = 43280334720.

The previous prime is 86584186643. The next prime is 86584186679. The reversal of 86584186672 is 27668148568.

It is a self number, because there is not a number n which added to its sum of digits gives 86584186672.

It is not an unprimeable number, because it can be changed into a prime (86584186679) 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, 674013 + ... + 792124.

Almost surely, 2^86584186672 is an apocalyptic number.

It is an amenable number.

86584186672 is a deficient number, since it is larger than the sum of its proper divisors (81218239704).

86584186672 is a wasteful number, since it uses less digits than its factorization.

86584186672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469836 (or 1469830 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 61.

The spelling of 86584186672 in words is "eighty-six billion, five hundred eighty-four million, one hundred eighty-six thousand, six hundred seventy-two".