3644221055113 has 8 divisors (see below), whose sum is σ = 3745095952320. Its totient is φ = 3543471549360.

The previous prime is 3644221055063. The next prime is 3644221055143. The reversal of 3644221055113 is 3115501224463.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3644221055113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3644221055143) 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, 31288933 + ... + 31405186.

It is an arithmetic number, because the mean of its divisors is an integer number (468136994040).

Almost surely, 2^{3644221055113} is an apocalyptic number.

It is an amenable number.

3644221055113 is a deficient number, since it is larger than the sum of its proper divisors (100874897207).

3644221055113 is a wasteful number, since it uses less digits than its factorization.

3644221055113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62695727.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 3644221055113 its reverse (3115501224463), we get a palindrome (6759722279576).

The spelling of 3644221055113 in words is "three trillion, six hundred forty-four billion, two hundred twenty-one million, fifty-five thousand, one hundred thirteen".