42144003421043 has 8 divisors (see below), whose sum is σ = 42429454196688. Its totient is φ = 41859033609184.

The previous prime is 42144003421007. The next prime is 42144003421097. The reversal of 42144003421043 is 34012430044124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42144003421043 - 2⁴⁰ = 41044491793267 is a prime.

It is a super-2 number, since 2×42144003421043² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42144000421043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120065105 + ... + 120415602.

It is an arithmetic number, because the mean of its divisors is an integer number (5303681774586).

Almost surely, 2^{42144003421043} is an apocalyptic number.

42144003421043 is a deficient number, since it is larger than the sum of its proper divisors (285450775645).

42144003421043 is a wasteful number, since it uses less digits than its factorization.

42144003421043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240481893.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 42144003421043 its reverse (34012430044124), we get a palindrome (76156433465167).

The spelling of 42144003421043 in words is "forty-two trillion, one hundred forty-four billion, three million, four hundred twenty-one thousand, forty-three".