6385858465065 has 16 divisors (see below), whose sum is σ = 10217428944000. Its totient is φ = 3405772714752.

The previous prime is 6385858465009. The next prime is 6385858465079. The reversal of 6385858465065 is 5605648585836.

It is not a de Polignac number, because 6385858465065 - 2¹⁸ = 6385858202921 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 15 ways as a sum of consecutive naturals, for example, 1978836 + ... + 4085034.

It is an arithmetic number, because the mean of its divisors is an integer number (638589309000).

Almost surely, 2^{6385858465065} is an apocalyptic number.

It is an amenable number.

6385858465065 is a deficient number, since it is larger than the sum of its proper divisors (3831570478935).

6385858465065 is a wasteful number, since it uses less digits than its factorization.

6385858465065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308336.

The product of its (nonzero) digits is 829440000, while the sum is 69.

The spelling of 6385858465065 in words is "six trillion, three hundred eighty-five billion, eight hundred fifty-eight million, four hundred sixty-five thousand, sixty-five".