4020142041244 has 12 divisors (see below), whose sum is σ = 8040284082544. Its totient is φ = 1722918017664.

The previous prime is 4020142041121. The next prime is 4020142041257. The reversal of 4020142041244 is 4421402410204.

It is a happy number.

4020142041244 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 143576501473 = 4020142041244 / (4 + 0 + 2 + 0 + 1 + 4 + 2 + 0 + 4 + 1 + 2 + 4 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71788250709 + ... + 71788250764.

Almost surely, 2^{4020142041244} is an apocalyptic number.

It is an amenable number.

4020142041244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4020142041244 is a wasteful number, since it uses less digits than its factorization.

4020142041244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143576501484 (or 143576501482 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 4020142041244 its reverse (4421402410204), we get a palindrome (8441544451448).

The spelling of 4020142041244 in words is "four trillion, twenty billion, one hundred forty-two million, forty-one thousand, two hundred forty-four".