859448406109271 has 16 divisors (see below), whose sum is σ = 992741528178720. Its totient is φ = 735349755079680.

The previous prime is 859448406109231. The next prime is 859448406109357. The reversal of 859448406109271 is 172901604844958.

It is a cyclic number.

It is not a de Polignac number, because 859448406109271 - 2³⁰ = 859447332367447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859448406109231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3131606 + ... + 41577683.

It is an arithmetic number, because the mean of its divisors is an integer number (62046345511170).

Almost surely, 2^{859448406109271} is an apocalyptic number.

859448406109271 is a deficient number, since it is larger than the sum of its proper divisors (133293122069449).

859448406109271 is a wasteful number, since it uses less digits than its factorization.

859448406109271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44812114.

The product of its (nonzero) digits is 139345920, while the sum is 68.

The spelling of 859448406109271 in words is "eight hundred fifty-nine trillion, four hundred forty-eight billion, four hundred six million, one hundred nine thousand, two hundred seventy-one".