4000000044400 has 60 divisors (see below), whose sum is σ = 9753433009432. Its totient is φ = 1576119409920.

The previous prime is 4000000044389. The next prime is 4000000044401. The reversal of 4000000044400 is 44400000004.

4000000044400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

4000000044400 is a modest number, since divided by 44400 gives 4000 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000000044401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74600067 + ... + 74653666.

Almost surely, 2^{4000000044400} is an apocalyptic number.

4000000044400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000000044400 is an abundant number, since it is smaller than the sum of its proper divisors (5753432965032).

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

4000000044400 is a wasteful number, since it uses less digits than its factorization.

4000000044400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149253818 (or 149253807 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 4000000044400 its reverse (44400000004), we get a palindrome (4044400044404).

The spelling of 4000000044400 in words is "four trillion, forty-four thousand, four hundred".