443421226355201 has 8 divisors (see below), whose sum is σ = 451787996981160. Its totient is φ = 435054468040192.

The previous prime is 443421226355189. The next prime is 443421226355227. The reversal of 443421226355201 is 102553622124344.

It can be written as a sum of positive squares in 4 ways, for example, as 102745611595201 + 340675614760000 = 10136351^2 + 18457400^2 .

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 443421226355201 - 2⁶ = 443421226355137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443421226355281) 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, 105319121 + ... + 109448433.

It is an arithmetic number, because the mean of its divisors is an integer number (56473499622645).

Almost surely, 2^{443421226355201} is an apocalyptic number.

It is an amenable number.

443421226355201 is a deficient number, since it is larger than the sum of its proper divisors (8366770625959).

443421226355201 is a wasteful number, since it uses less digits than its factorization.

443421226355201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6155475.

The product of its (nonzero) digits is 1382400, while the sum is 44.

Adding to 443421226355201 its reverse (102553622124344), we get a palindrome (545974848479545).

The spelling of 443421226355201 in words is "four hundred forty-three trillion, four hundred twenty-one billion, two hundred twenty-six million, three hundred fifty-five thousand, two hundred one".