5985185955845 has 4 divisors (see below), whose sum is σ = 7182223147020. Its totient is φ = 4788148764672.

The previous prime is 5985185955803. The next prime is 5985185955851. The reversal of 5985185955845 is 5485595815895.

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 1753447375684 + 4231738580161 = 1324178^2 + 2057119^2 .

It is a cyclic number.

It is not a de Polignac number, because 5985185955845 - 2⁸ = 5985185955589 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598518595580 + ... + 598518595589.

It is an arithmetic number, because the mean of its divisors is an integer number (1795555786755).

Almost surely, 2^{5985185955845} is an apocalyptic number.

It is an amenable number.

5985185955845 is a deficient number, since it is larger than the sum of its proper divisors (1197037191175).

5985185955845 is a wasteful number, since it uses less digits than its factorization.

5985185955845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197037191174.

The product of its digits is 2592000000, while the sum is 77.

The spelling of 5985185955845 in words is "five trillion, nine hundred eighty-five billion, one hundred eighty-five million, nine hundred fifty-five thousand, eight hundred forty-five".