44563421401 has 4 divisors (see below), whose sum is σ = 44568556452. Its totient is φ = 44558286352.

The previous prime is 44563421381. The next prime is 44563421443. The reversal of 44563421401 is 10412436544.

44563421401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19733225625 + 24830195776 = 140475^2 + 157576^2 .

It is a cyclic number.

It is not a de Polignac number, because 44563421401 - 2⁵ = 44563421369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44563421471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2554486 + ... + 2571871.

It is an arithmetic number, because the mean of its divisors is an integer number (11142139113).

Almost surely, 2^44563421401 is an apocalyptic number.

It is an amenable number.

44563421401 is a deficient number, since it is larger than the sum of its proper divisors (5135051).

44563421401 is an equidigital number, since it uses as much as digits as its factorization.

44563421401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5135050.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 44563421401 its reverse (10412436544), we get a palindrome (54975857945).

The spelling of 44563421401 in words is "forty-four billion, five hundred sixty-three million, four hundred twenty-one thousand, four hundred one".