2066870005 has 16 divisors (see below), whose sum is σ = 2544644160. Its totient is φ = 1611059968.

The previous prime is 2066869967. The next prime is 2066870011. The reversal of 2066870005 is 5000786602.

It is a cyclic number.

It is not a de Polignac number, because 2066870005 - 2¹⁹ = 2066345717 is a prime.

It is a congruent number.

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, 2334 + ... + 64336.

It is an arithmetic number, because the mean of its divisors is an integer number (159040260).

Almost surely, 2^2066870005 is an apocalyptic number.

It is an amenable number.

2066870005 is a deficient number, since it is larger than the sum of its proper divisors (477774155).

2066870005 is a wasteful number, since it uses less digits than its factorization.

2066870005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62180.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2066870005 is about 45462.8420251088. The cubic root of 2066870005 is about 1273.8092186062.

The spelling of 2066870005 in words is "two billion, sixty-six million, eight hundred seventy thousand, five".