4142044012420 has 96 divisors (see below), whose sum is σ = 8966020871808. Its totient is φ = 1606424666112.

The previous prime is 4142044012391. The next prime is 4142044012453. The reversal of 4142044012420 is 242104402414.

It is a happy number.

It is a super-2 number, since 2×4142044012420² (a number of 26 digits) contains 22 as substring.

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, 77485942 + ... + 77539378.

It is an arithmetic number, because the mean of its divisors is an integer number (93396050748).

Almost surely, 2^{4142044012420} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4142044012420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4483010435904).

4142044012420 is an abundant number, since it is smaller than the sum of its proper divisors (4823976859388).

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

4142044012420 is a wasteful number, since it uses less digits than its factorization.

4142044012420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54149 (or 54147 counting only the distinct ones).

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

Adding to 4142044012420 its reverse (242104402414), we get a palindrome (4384148414834).

The spelling of 4142044012420 in words is "four trillion, one hundred forty-two billion, forty-four million, twelve thousand, four hundred twenty".