4444023102013 has 6 divisors (see below), whose sum is σ = 4884752665982. Its totient is φ = 4040021001720.

The previous prime is 4444023101983. The next prime is 4444023102017. The reversal of 4444023102013 is 3102013204444.

It can be written as a sum of positive squares in only one way, i.e., 4390290471204 + 53732630809 = 2095302^2 + 231803^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4444023102013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444023102017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18363731706 + ... + 18363731947.

Almost surely, 2^{4444023102013} is an apocalyptic number.

It is an amenable number.

4444023102013 is a deficient number, since it is larger than the sum of its proper divisors (440729563969).

4444023102013 is a wasteful number, since it uses less digits than its factorization.

4444023102013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36727463675 (or 36727463664 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4444023102013 its reverse (3102013204444), we get a palindrome (7546036306457).

The spelling of 4444023102013 in words is "four trillion, four hundred forty-four billion, twenty-three million, one hundred two thousand, thirteen".