4344401421113 has 4 divisors (see below), whose sum is σ = 4678586145828. Its totient is φ = 4010216696400.

The previous prime is 4344401421079. The next prime is 4344401421119. The reversal of 4344401421113 is 3111241044434.

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 250848719104 + 4093552702009 = 500848^2 + 2023253^2 .

It is a cyclic number.

It is not a de Polignac number, because 4344401421113 - 2¹² = 4344401417017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4344401421113.

It is not an unprimeable number, because it can be changed into a prime (4344401421119) 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, 167092362338 + ... + 167092362363.

It is an arithmetic number, because the mean of its divisors is an integer number (1169646536457).

Almost surely, 2^{4344401421113} is an apocalyptic number.

It is an amenable number.

4344401421113 is a deficient number, since it is larger than the sum of its proper divisors (334184724715).

4344401421113 is a wasteful number, since it uses less digits than its factorization.

4344401421113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334184724714.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 4344401421113 its reverse (3111241044434), we get a palindrome (7455642465547).

The spelling of 4344401421113 in words is "four trillion, three hundred forty-four billion, four hundred one million, four hundred twenty-one thousand, one hundred thirteen".