42340201444421 has 8 divisors (see below), whose sum is σ = 42567328315200. Its totient is φ = 42113218194432.

The previous prime is 42340201444363. The next prime is 42340201444477. The reversal of 42340201444421 is 12444410204324.

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 42340201444421 - 2²⁶ = 42340134335557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340201444481) 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, 35313980 + ... + 36493253.

It is an arithmetic number, because the mean of its divisors is an integer number (5320916039400).

Almost surely, 2^{42340201444421} is an apocalyptic number.

It is an amenable number.

42340201444421 is a deficient number, since it is larger than the sum of its proper divisors (227126870779).

42340201444421 is a wasteful number, since it uses less digits than its factorization.

42340201444421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71810395.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 42340201444421 its reverse (12444410204324), we get a palindrome (54784611648745).

The spelling of 42340201444421 in words is "forty-two trillion, three hundred forty billion, two hundred one million, four hundred forty-four thousand, four hundred twenty-one".