5386805185 has 4 divisors (see below), whose sum is σ = 6464166228. Its totient is φ = 4309444144.

The previous prime is 5386805167. The next prime is 5386805191. The reversal of 5386805185 is 5815086835.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2437989376 + 2948815809 = 49376^2 + 54303^2 .

It is a cyclic number.

It is not a de Polignac number, because 5386805185 - 2¹¹ = 5386803137 is a prime.

It is a super-2 number, since 2×5386805185² = 58035340202285768450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538680514 + ... + 538680523.

It is an arithmetic number, because the mean of its divisors is an integer number (1616041557).

Almost surely, 2^5386805185 is an apocalyptic number.

It is an amenable number.

5386805185 is a deficient number, since it is larger than the sum of its proper divisors (1077361043).

5386805185 is a wasteful number, since it uses less digits than its factorization.

5386805185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077361042.

The product of its (nonzero) digits is 1152000, while the sum is 49.

The square root of 5386805185 is about 73394.8580283387. The cubic root of 5386805185 is about 1752.9805192028.

The spelling of 5386805185 in words is "five billion, three hundred eighty-six million, eight hundred five thousand, one hundred eighty-five".