844021041201 has 32 divisors (see below), whose sum is σ = 1377902261120. Its totient is φ = 507318541632.

The previous prime is 844021041187. The next prime is 844021041247. The reversal of 844021041201 is 102140120448.

844021041201 is a `hidden beast` number, since 8 + 4 + 402 + 10 + 41 + 201 = 666.

It is not a de Polignac number, because 844021041201 - 2⁶ = 844021041137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (844021041301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27945586 + ... + 27975771.

It is an arithmetic number, because the mean of its divisors is an integer number (43059445660).

Almost surely, 2^844021041201 is an apocalyptic number.

It is an amenable number.

844021041201 is a deficient number, since it is larger than the sum of its proper divisors (533881219919).

844021041201 is a wasteful number, since it uses less digits than its factorization.

844021041201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55921422 (or 55921416 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 844021041201 its reverse (102140120448), we get a palindrome (946161161649).

The spelling of 844021041201 in words is "eight hundred forty-four billion, twenty-one million, forty-one thousand, two hundred one".