866470609085 has 16 divisors (see below), whose sum is σ = 1075853802240. Its totient is φ = 669127556160.

The previous prime is 866470609003. The next prime is 866470609091. The reversal of 866470609085 is 580906074668.

It is not a de Polignac number, because 866470609085 - 2¹⁰ = 866470608061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14894 + ... + 1316496.

It is an arithmetic number, because the mean of its divisors is an integer number (67240862640).

Almost surely, 2^866470609085 is an apocalyptic number.

It is an amenable number.

866470609085 is a deficient number, since it is larger than the sum of its proper divisors (209383193155).

866470609085 is a wasteful number, since it uses less digits than its factorization.

866470609085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306228.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 866470609085 in words is "eight hundred sixty-six billion, four hundred seventy million, six hundred nine thousand, eighty-five".