65385336406 has 16 divisors (see below), whose sum is σ = 105825218688. Its totient is φ = 30119918400.

The previous prime is 65385336397. The next prime is 65385336413. The reversal of 65385336406 is 60463358356.

65385336406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 65385336406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2399910 + ... + 2427001.

It is an arithmetic number, because the mean of its divisors is an integer number (6614076168).

Almost surely, 2^65385336406 is an apocalyptic number.

65385336406 is a deficient number, since it is larger than the sum of its proper divisors (40439882282).

65385336406 is a wasteful number, since it uses less digits than its factorization.

65385336406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827447.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 65385336406 in words is "sixty-five billion, three hundred eighty-five million, three hundred thirty-six thousand, four hundred six".