4020424444342 has 4 divisors (see below), whose sum is σ = 6030636666516. Its totient is φ = 2010212222170.

The previous prime is 4020424444277. The next prime is 4020424444363. The reversal of 4020424444342 is 2434444240204.

It is a happy number.

4020424444342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005106111084 + ... + 1005106111087.

It is an arithmetic number, because the mean of its divisors is an integer number (1507659166629).

Almost surely, 2^{4020424444342} is an apocalyptic number.

4020424444342 is a deficient number, since it is larger than the sum of its proper divisors (2010212222174).

4020424444342 is a wasteful number, since it uses less digits than its factorization.

4020424444342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010212222173.

The product of its (nonzero) digits is 393216, while the sum is 37.

Adding to 4020424444342 its reverse (2434444240204), we get a palindrome (6454868684546).

The spelling of 4020424444342 in words is "four trillion, twenty billion, four hundred twenty-four million, four hundred forty-four thousand, three hundred forty-two".