855540000170 has 32 divisors (see below), whose sum is σ = 1551658852800. Its totient is φ = 339620852736.

The previous prime is 855540000157. The next prime is 855540000173. The reversal of 855540000170 is 71000045558.

It is a self number, because there is not a number n which added to its sum of digits gives 855540000170.

It is not an unprimeable number, because it can be changed into a prime (855540000173) 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, 3465482 + ... + 3704138.

It is an arithmetic number, because the mean of its divisors is an integer number (48489339150).

Almost surely, 2^855540000170 is an apocalyptic number.

855540000170 is a deficient number, since it is larger than the sum of its proper divisors (696118852630).

855540000170 is a wasteful number, since it uses less digits than its factorization.

855540000170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241382.

The product of its (nonzero) digits is 28000, while the sum is 35.

The spelling of 855540000170 in words is "eight hundred fifty-five billion, five hundred forty million, one hundred seventy", and thus it is an aban number.