3644362541165 has 8 divisors (see below), whose sum is σ = 4375242054240. Its totient is φ = 2914152029712.

The previous prime is 3644362541123. The next prime is 3644362541167. The reversal of 3644362541165 is 5611452634463.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3644362541165 - 2²⁸ = 3644094105709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644362541167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167238419 + ... + 167260208.

It is an arithmetic number, because the mean of its divisors is an integer number (546905256780).

Almost surely, 2^{3644362541165} is an apocalyptic number.

It is an amenable number.

3644362541165 is a deficient number, since it is larger than the sum of its proper divisors (730879513075).

3644362541165 is a wasteful number, since it uses less digits than its factorization.

3644362541165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334500811.

The product of its digits is 6220800, while the sum is 50.

The spelling of 3644362541165 in words is "three trillion, six hundred forty-four billion, three hundred sixty-two million, five hundred forty-one thousand, one hundred sixty-five".