9944244423 has 16 divisors (see below), whose sum is σ = 14735485440. Its totient is φ = 6628024152.

The previous prime is 9944244407. The next prime is 9944244439. The reversal of 9944244423 is 3244424499.

It is an interprime number because it is at equal distance from previous prime (9944244407) and next prime (9944244439).

It is not a de Polignac number, because 9944244423 - 2⁴ = 9944244407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9944244403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90640 + ... + 167642.

It is an arithmetic number, because the mean of its divisors is an integer number (920967840).

Almost surely, 2^9944244423 is an apocalyptic number.

9944244423 is a deficient number, since it is larger than the sum of its proper divisors (4791241017).

9944244423 is a wasteful number, since it uses less digits than its factorization.

9944244423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81795 (or 81789 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

The square root of 9944244423 is about 99720.8324423738. The cubic root of 9944244423 is about 2150.4231669674.

The spelling of 9944244423 in words is "nine billion, nine hundred forty-four million, two hundred forty-four thousand, four hundred twenty-three".