4400124444 has 42 divisors (see below), whose sum is σ = 11545052960. Its totient is φ = 1466707176.

The previous prime is 4400124431. The next prime is 4400124451. The reversal of 4400124444 is 4444210044.

It is a super-2 number, since 2×4400124444² = 38722190245372618272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 751564 + ... + 757395.

Almost surely, 2^4400124444 is an apocalyptic number.

It is an amenable number.

4400124444 is an abundant number, since it is smaller than the sum of its proper divisors (7144928516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4400124444 is a wasteful number, since it uses less digits than its factorization.

4400124444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508981 (or 1508964 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

The square root of 4400124444 is about 66333.4338324197. The cubic root of 4400124444 is about 1638.6579894823.

Adding to 4400124444 its reverse (4444210044), we get a palindrome (8844334488).

The spelling of 4400124444 in words is "four billion, four hundred million, one hundred twenty-four thousand, four hundred forty-four".