4342144104021 has 16 divisors (see below), whose sum is σ = 6130231771968. Its totient is φ = 2724417696000.

The previous prime is 4342144104019. The next prime is 4342144104029. The reversal of 4342144104021 is 1204014412434.

It is a happy number.

It is not a de Polignac number, because 4342144104021 - 2¹ = 4342144104019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4342144104021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4342144104029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1195666 + ... + 3180236.

It is an arithmetic number, because the mean of its divisors is an integer number (383139485748).

Almost surely, 2^{4342144104021} is an apocalyptic number.

It is an amenable number.

4342144104021 is a deficient number, since it is larger than the sum of its proper divisors (1788087667947).

4342144104021 is a wasteful number, since it uses less digits than its factorization.

4342144104021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027492.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 4342144104021 its reverse (1204014412434), we get a palindrome (5546158516455).

The spelling of 4342144104021 in words is "four trillion, three hundred forty-two billion, one hundred forty-four million, one hundred four thousand, twenty-one".