8166704055 has 16 divisors (see below), whose sum is σ = 13139729280. Its totient is φ = 4331241248.

The previous prime is 8166704053. The next prime is 8166704101. The reversal of 8166704055 is 5504076618.

8166704055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 8166704055 - 2¹ = 8166704053 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8166703998 and 8166704016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8166704053) 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, 1518117 + ... + 1523486.

It is an arithmetic number, because the mean of its divisors is an integer number (821233080).

Almost surely, 2^8166704055 is an apocalyptic number.

8166704055 is a deficient number, since it is larger than the sum of its proper divisors (4973025225).

8166704055 is a wasteful number, since it uses less digits than its factorization.

8166704055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041790.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 8166704055 is about 90369.8182746873. The cubic root of 8166704055 is about 2013.7966124806.

It can be divided in two parts, 8166 and 704055, that added together give a triangular number (712221 = T₁₁₉₃).

The spelling of 8166704055 in words is "eight billion, one hundred sixty-six million, seven hundred four thousand, fifty-five".