6064438161665 has 16 divisors (see below), whose sum is σ = 7847473016208. Its totient is φ = 4472438374656.

The previous prime is 6064438161653. The next prime is 6064438161667. The reversal of 6064438161665 is 5661618344606.

It is a Cunningham number, because it is equal to 2462608²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1563120061504 + 4501318100161 = 1250248^2 + 2121631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6064438161665 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6064438161665.

It is not an unprimeable number, because it can be changed into a prime (6064438161667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61575002 + ... + 61673411.

It is an arithmetic number, because the mean of its divisors is an integer number (490467063513).

Almost surely, 2^{6064438161665} is an apocalyptic number.

6064438161665 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6064438161665 is a deficient number, since it is larger than the sum of its proper divisors (1783034854543).

6064438161665 is a wasteful number, since it uses less digits than its factorization.

6064438161665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123249188.

The product of its (nonzero) digits is 14929920, while the sum is 56.

The spelling of 6064438161665 in words is "six trillion, sixty-four billion, four hundred thirty-eight million, one hundred sixty-one thousand, six hundred sixty-five".