3478166705 has 16 divisors (see below), whose sum is σ = 4498457040. Its totient is φ = 2566437888.

The previous prime is 3478166693. The next prime is 3478166753. The reversal of 3478166705 is 5076618743.

3478166705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 4596736 + 3473569969 = 2144^2 + 58937^2 .

It is a cyclic number.

It is not a de Polignac number, because 3478166705 - 2⁴ = 3478166689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3478166705.

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, 63029 + ... + 104541.

It is an arithmetic number, because the mean of its divisors is an integer number (281153565).

Almost surely, 2^3478166705 is an apocalyptic number.

It is an amenable number.

3478166705 is a deficient number, since it is larger than the sum of its proper divisors (1020290335).

3478166705 is a wasteful number, since it uses less digits than its factorization.

3478166705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42820.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 3478166705 is about 58975.9841376132. The cubic root of 3478166705 is about 1515.1308153842.

The spelling of 3478166705 in words is "three billion, four hundred seventy-eight million, one hundred sixty-six thousand, seven hundred five".