4043140444400 has 120 divisors (see below), whose sum is σ = 9825445974960. Its totient is φ = 1598710763520.

The previous prime is 4043140444361. The next prime is 4043140444417. The reversal of 4043140444400 is 44440413404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18771719 + ... + 18985881.

It is an arithmetic number, because the mean of its divisors is an integer number (81878716458).

Almost surely, 2^{4043140444400} is an apocalyptic number.

4043140444400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4043140444400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4912722987480).

4043140444400 is an abundant number, since it is smaller than the sum of its proper divisors (5782305530560).

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

4043140444400 is a wasteful number, since it uses less digits than its factorization.

4043140444400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214723 (or 214712 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 4043140444400 its reverse (44440413404), we get a palindrome (4087580857804).

The spelling of 4043140444400 in words is "four trillion, forty-three billion, one hundred forty million, four hundred forty-four thousand, four hundred".