441164220370181 has 8 divisors (see below), whose sum is σ = 550022924097984. Its totient is φ = 343764327561120.

The previous prime is 441164220370177. The next prime is 441164220370187. The reversal of 441164220370181 is 181073022461144.

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 441164220370181 - 2² = 441164220370177 is a prime.

It is a super-2 number, since 2×441164220370181² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441164220370187) 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, 2864702729600 + ... + 2864702729753.

It is an arithmetic number, because the mean of its divisors is an integer number (68752865512248).

Almost surely, 2^{441164220370181} is an apocalyptic number.

It is an amenable number.

441164220370181 is a deficient number, since it is larger than the sum of its proper divisors (108858703727803).

441164220370181 is a wasteful number, since it uses less digits than its factorization.

441164220370181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729405459371.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 441164220370181 in words is "four hundred forty-one trillion, one hundred sixty-four billion, two hundred twenty million, three hundred seventy thousand, one hundred eighty-one".