201441384161144 has 8 divisors (see below), whose sum is σ = 377702595302160. Its totient is φ = 100720692080568.

The previous prime is 201441384161131. The next prime is 201441384161177. The reversal of 201441384161144 is 441161483144102.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 201441384161095 and 201441384161104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12590086510064 + ... + 12590086510079.

It is an arithmetic number, because the mean of its divisors is an integer number (47212824412770).

Almost surely, 2^{201441384161144} is an apocalyptic number.

It is an amenable number.

201441384161144 is a deficient number, since it is larger than the sum of its proper divisors (176261211141016).

201441384161144 is a wasteful number, since it uses less digits than its factorization.

201441384161144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25180173020149 (or 25180173020145 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 201441384161144 in words is "two hundred one trillion, four hundred forty-one billion, three hundred eighty-four million, one hundred sixty-one thousand, one hundred forty-four".