444241321320321 has 40 divisors (see below), whose sum is σ = 758425351095104. Its totient is φ = 253851253840800.

The previous prime is 444241321320289. The next prime is 444241321320337. The reversal of 444241321320321 is 123023123142444.

444241321320321 is a `hidden beast` number, since 4 + 4 + 4 + 2 + 4 + 1 + 3 + 2 + 1 + 320 + 321 = 666.

It is not a de Polignac number, because 444241321320321 - 2⁵ = 444241321320289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (444241321320341) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 171972171 + ... + 174536271.

Almost surely, 2^{444241321320321} is an apocalyptic number.

It is an amenable number.

444241321320321 is a deficient number, since it is larger than the sum of its proper divisors (314184029774783).

444241321320321 is a wasteful number, since it uses less digits than its factorization.

444241321320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869683 (or 2869674 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 444241321320321 its reverse (123023123142444), we get a palindrome (567264444462765).

The spelling of 444241321320321 in words is "four hundred forty-four trillion, two hundred forty-one billion, three hundred twenty-one million, three hundred twenty thousand, three hundred twenty-one".