4143044220040 has 128 divisors (see below), whose sum is σ = 10244287468800. Its totient is φ = 1495485895680.

The previous prime is 4143044220037. The next prime is 4143044220071. The reversal of 4143044220040 is 400224403414.

It is a junction number, because it is equal to n+sod(n) for n = 4143044219990 and 4143044220008.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37998082 + ... + 38106958.

It is an arithmetic number, because the mean of its divisors is an integer number (80033495850).

Almost surely, 2^{4143044220040} is an apocalyptic number.

4143044220040 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 4143044220040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5122143734400).

4143044220040 is an abundant number, since it is smaller than the sum of its proper divisors (6101243248760).

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

4143044220040 is a wasteful number, since it uses less digits than its factorization.

4143044220040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109535 (or 109531 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4143044220040 its reverse (400224403414), we get a palindrome (4543268623454).

The spelling of 4143044220040 in words is "four trillion, one hundred forty-three billion, forty-four million, two hundred twenty thousand, forty".