385530308065 has 16 divisors (see below), whose sum is σ = 528766987392. Its totient is φ = 264343785984.

The previous prime is 385530308047. The next prime is 385530308161. The reversal of 385530308065 is 560803035583.

It is a cyclic number.

It is not a de Polignac number, because 385530308065 - 2²⁷ = 385396090337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66942 + ... + 880648.

It is an arithmetic number, because the mean of its divisors is an integer number (33047936712).

Almost surely, 2^385530308065 is an apocalyptic number.

385530308065 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

385530308065 is a deficient number, since it is larger than the sum of its proper divisors (143236679327).

385530308065 is a wasteful number, since it uses less digits than its factorization.

385530308065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827256.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 385530308065 in words is "three hundred eighty-five billion, five hundred thirty million, three hundred eight thousand, sixty-five".