4143100142440 has 128 divisors (see below), whose sum is σ = 10703876601600. Its totient is φ = 1413803704320.

The previous prime is 4143100142393. The next prime is 4143100142449. The reversal of 4143100142440 is 442410013414.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 4143100142399 and 4143100142408.

It is not an unprimeable number, because it can be changed into a prime (4143100142449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221653495 + ... + 221672185.

It is an arithmetic number, because the mean of its divisors is an integer number (83624035950).

Almost surely, 2^{4143100142440} is an apocalyptic number.

4143100142440 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 4143100142440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5351938300800).

4143100142440 is an abundant number, since it is smaller than the sum of its proper divisors (6560776459160).

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

4143100142440 is a wasteful number, since it uses less digits than its factorization.

4143100142440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22395 (or 22391 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 4143100142440 its reverse (442410013414), we get a palindrome (4585510155854).

The spelling of 4143100142440 in words is "four trillion, one hundred forty-three billion, one hundred million, one hundred forty-two thousand, four hundred forty".