4161336464065 has 16 divisors (see below), whose sum is σ = 5734281827520. Its totient is φ = 2867140912320.

The previous prime is 4161336464063. The next prime is 4161336464137. The reversal of 4161336464065 is 5604646331614.

4161336464065 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4161336464065 - 2¹ = 4161336464063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4161336464063) 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, 1991069034 + ... + 1991071123.

It is an arithmetic number, because the mean of its divisors is an integer number (358392614220).

Almost surely, 2^{4161336464065} is an apocalyptic number.

It is an amenable number.

4161336464065 is a deficient number, since it is larger than the sum of its proper divisors (1572945363455).

4161336464065 is a wasteful number, since it uses less digits than its factorization.

4161336464065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3982140192.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 4161336464065 in words is "four trillion, one hundred sixty-one billion, three hundred thirty-six million, four hundred sixty-four thousand, sixty-five".