5971985585 has 8 divisors (see below), whose sum is σ = 7341172776. Its totient is φ = 4661061760.

The previous prime is 5971985563. The next prime is 5971985599. The reversal of 5971985585 is 5855891795.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 525693184 + 5446292401 = 22928^2 + 73799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5971985585 - 2³⁰ = 4898243761 is a prime.

It is a super-2 number, since 2×5971985585² = 71329223654895584450, 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14565614 + ... + 14566023.

It is an arithmetic number, because the mean of its divisors is an integer number (917646597).

Almost surely, 2^5971985585 is an apocalyptic number.

It is an amenable number.

5971985585 is a deficient number, since it is larger than the sum of its proper divisors (1369187191).

5971985585 is a wasteful number, since it uses less digits than its factorization.

5971985585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29131683.

The product of its digits is 22680000, while the sum is 62.

The square root of 5971985585 is about 77278.6230790896. The cubic root of 5971985585 is about 1814.2880926236.

The spelling of 5971985585 in words is "five billion, nine hundred seventy-one million, nine hundred eighty-five thousand, five hundred eighty-five".