5806666905 has 64 divisors (see below), whose sum is σ = 10138722048. Its totient is φ = 2820787200.

The previous prime is 5806666903. The next prime is 5806666919. The reversal of 5806666905 is 5096666085.

It is not a de Polignac number, because 5806666905 - 2¹ = 5806666903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5806666903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8283055 + ... + 8283755.

It is an arithmetic number, because the mean of its divisors is an integer number (158417532).

Almost surely, 2^5806666905 is an apocalyptic number.

It is an amenable number.

5806666905 is a deficient number, since it is larger than the sum of its proper divisors (4332055143).

5806666905 is a wasteful number, since it uses less digits than its factorization.

5806666905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 5806666905 is about 76201.4888634074. The cubic root of 5806666905 is about 1797.3899316372.

The spelling of 5806666905 in words is "five billion, eight hundred six million, six hundred sixty-six thousand, nine hundred five".