4400124443 has 32 divisors (see below), whose sum is σ = 5557386240. Its totient is φ = 3423548160.

The previous prime is 4400124431. The next prime is 4400124451. The reversal of 4400124443 is 3444210044.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4400124443 - 2⁴ = 4400124427 is a prime.

It is a super-2 number, since 2×4400124443² = 38722190227772120498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4400124343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110471 + ... + 144927.

It is an arithmetic number, because the mean of its divisors is an integer number (173668320).

Almost surely, 2^4400124443 is an apocalyptic number.

4400124443 is a deficient number, since it is larger than the sum of its proper divisors (1157261797).

4400124443 is a wasteful number, since it uses less digits than its factorization.

4400124443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34547.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4400124443 is about 66333.4338248820. The cubic root of 4400124443 is about 1638.6579893582.

Adding to 4400124443 its reverse (3444210044), we get a palindrome (7844334487).

The spelling of 4400124443 in words is "four billion, four hundred million, one hundred twenty-four thousand, four hundred forty-three".