44400040021424 has 40 divisors (see below), whose sum is σ = 87331245472320. Its totient is φ = 21864345984000.

The previous prime is 44400040021391. The next prime is 44400040021429. The reversal of 44400040021424 is 42412004000444.

It is not an unprimeable number, because it can be changed into a prime (44400040021429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43291907 + ... + 44305634.

It is an arithmetic number, because the mean of its divisors is an integer number (2183281136808).

Almost surely, 2^{44400040021424} is an apocalyptic number.

It is an amenable number.

44400040021424 is a deficient number, since it is larger than the sum of its proper divisors (42931205450896).

44400040021424 is a wasteful number, since it uses less digits than its factorization.

44400040021424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87598029 (or 87598023 counting only the distinct ones).

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

Adding to 44400040021424 its reverse (42412004000444), we get a palindrome (86812044021868).

The spelling of 44400040021424 in words is "forty-four trillion, four hundred billion, forty million, twenty-one thousand, four hundred twenty-four".