44400124442 has 16 divisors (see below), whose sum is σ = 70820509032. Its totient is φ = 20804497920.

The previous prime is 44400124429. The next prime is 44400124481. The reversal of 44400124442 is 24442100444.

It can be written as a sum of positive squares in 4 ways, for example, as 41445223561 + 2954900881 = 203581^2 + 54359^2 .

It is a super-2 number, since 2×44400124442² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2794409 + ... + 2810252.

Almost surely, 2^44400124442 is an apocalyptic number.

44400124442 is a deficient number, since it is larger than the sum of its proper divisors (26420384590).

44400124442 is a wasteful number, since it uses less digits than its factorization.

44400124442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604913.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 44400124442 its reverse (24442100444), we get a palindrome (68842224886).

The spelling of 44400124442 in words is "forty-four billion, four hundred million, one hundred twenty-four thousand, four hundred forty-two".