86518574867 has 8 divisors (see below), whose sum is σ = 88427999232. Its totient is φ = 84628341000.

The previous prime is 86518574809. The next prime is 86518574881. The reversal of 86518574867 is 76847581568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86518574867 - 2³⁶ = 17799098131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86518574167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4788509 + ... + 4806542.

It is an arithmetic number, because the mean of its divisors is an integer number (11053499904).

Almost surely, 2^86518574867 is an apocalyptic number.

86518574867 is a deficient number, since it is larger than the sum of its proper divisors (1909424365).

86518574867 is a wasteful number, since it uses less digits than its factorization.

86518574867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9595249.

The product of its digits is 90316800, while the sum is 65.

The spelling of 86518574867 in words is "eighty-six billion, five hundred eighteen million, five hundred seventy-four thousand, eight hundred sixty-seven".