86182140217 has 16 divisors (see below), whose sum is σ = 89126294400. Its totient is φ = 83281968000.

The previous prime is 86182140167. The next prime is 86182140259. The reversal of 86182140217 is 71204128168.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86182140217 is a prime.

It is a super-2 number, since 2×86182140217² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86182140217.

It is not an unprimeable number, because it can be changed into a prime (86182140617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6425284 + ... + 6438682.

It is an arithmetic number, because the mean of its divisors is an integer number (5570393400).

Almost surely, 2^86182140217 is an apocalyptic number.

It is an amenable number.

86182140217 is a deficient number, since it is larger than the sum of its proper divisors (2944154183).

86182140217 is a wasteful number, since it uses less digits than its factorization.

86182140217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15024.

The product of its (nonzero) digits is 43008, while the sum is 40.

The spelling of 86182140217 in words is "eighty-six billion, one hundred eighty-two million, one hundred forty thousand, two hundred seventeen".