444388406201 has 2 divisors, whose sum is σ = 444388406202. Its totient is φ = 444388406200.

The previous prime is 444388406159. The next prime is 444388406213. The reversal of 444388406201 is 102604883444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 431832979600 + 12555426601 = 657140^2 + 112051^2 .

It is a cyclic number.

It is not a de Polignac number, because 444388406201 - 2¹⁴ = 444388389817 is a prime.

It is not a weakly prime, because it can be changed into another prime (444388406401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222194203100 + 222194203101.

It is an arithmetic number, because the mean of its divisors is an integer number (222194203101).

Almost surely, 2^444388406201 is an apocalyptic number.

It is an amenable number.

444388406201 is a deficient number, since it is larger than the sum of its proper divisors (1).

444388406201 is an equidigital number, since it uses as much as digits as its factorization.

444388406201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 589824, while the sum is 44.

The spelling of 444388406201 in words is "four hundred forty-four billion, three hundred eighty-eight million, four hundred six thousand, two hundred one".