86660568145 has 8 divisors (see below), whose sum is σ = 103997120256. Its totient is φ = 69325495536.

The previous prime is 86660568121. The next prime is 86660568209. The reversal of 86660568145 is 54186506668.

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 86660568145 - 2²¹ = 86658470993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236647 + ... + 478876.

It is an arithmetic number, because the mean of its divisors is an integer number (12999640032).

Almost surely, 2^86660568145 is an apocalyptic number.

It is an amenable number.

86660568145 is a deficient number, since it is larger than the sum of its proper divisors (17336552111).

86660568145 is a wasteful number, since it uses less digits than its factorization.

86660568145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739751.

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 86660568145 in words is "eighty-six billion, six hundred sixty million, five hundred sixty-eight thousand, one hundred forty-five".