170206000001055 has 32 divisors (see below), whose sum is σ = 307717062163200. Its totient is φ = 89237948018976.

The previous prime is 170206000001029. The next prime is 170206000001071. The reversal of 170206000001055 is 550100000602071.

170206000001055 is a `hidden beast` number, since 1 + 7 + 0 + 2 + 0 + 600 + 0 + 0 + 0 + 1 + 0 + 55 = 666.

It is not a de Polignac number, because 170206000001055 - 2⁴⁰ = 169106488373279 is a prime.

It is a super-2 number, since 2×170206000001055² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10684612249 + ... + 10684628178.

It is an arithmetic number, because the mean of its divisors is an integer number (9616158192600).

Almost surely, 2^{170206000001055} is an apocalyptic number.

170206000001055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

170206000001055 is a deficient number, since it is larger than the sum of its proper divisors (137511062162145).

170206000001055 is a wasteful number, since it uses less digits than its factorization.

170206000001055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21369240500 (or 21369240494 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The spelling of 170206000001055 in words is "one hundred seventy trillion, two hundred six billion, one thousand, fifty-five".