5185532810385 has 24 divisors (see below), whose sum is σ = 9321155276160. Its totient is φ = 2765617498224.

The previous prime is 5185532810347. The next prime is 5185532810399. The reversal of 5185532810385 is 5830182355815.

5185532810385 is a `hidden beast` number, since 5 + 1 + 8 + 553 + 2 + 8 + 1 + 0 + 3 + 85 = 666.

It is not a de Polignac number, because 5185532810385 - 2¹⁹ = 5185532286097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2133962905 + ... + 2133965334.

It is an arithmetic number, because the mean of its divisors is an integer number (388381469840).

Almost surely, 2^{5185532810385} is an apocalyptic number.

It is an amenable number.

5185532810385 is a deficient number, since it is larger than the sum of its proper divisors (4135622465775).

5185532810385 is an equidigital number, since it uses as much as digits as its factorization.

5185532810385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267928259 (or 4267928247 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 54.

The spelling of 5185532810385 in words is "five trillion, one hundred eighty-five billion, five hundred thirty-two million, eight hundred ten thousand, three hundred eighty-five".