944420013224 has 16 divisors (see below), whose sum is σ = 1771976793300. Its totient is φ = 471892868352.

The previous prime is 944420013221. The next prime is 944420013269. The reversal of 944420013224 is 422310024449.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 905196210724 + 39223802500 = 951418^2 + 198050^2 .

It is a super-2 number, since 2×944420013224² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (944420013221) 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, 39629627 + ... + 39653450.

Almost surely, 2^944420013224 is an apocalyptic number.

It is an amenable number.

944420013224 is a deficient number, since it is larger than the sum of its proper divisors (827556780076).

944420013224 is a wasteful number, since it uses less digits than its factorization.

944420013224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79284572 (or 79284568 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 944420013224 in words is "nine hundred forty-four billion, four hundred twenty million, thirteen thousand, two hundred twenty-four".