42001421413343 has 16 divisors (see below), whose sum is σ = 48141744268800. Its totient is φ = 35896136211936.

The previous prime is 42001421413249. The next prime is 42001421413349. The reversal of 42001421413343 is 34331412410024.

It is not a de Polignac number, because 42001421413343 - 2¹⁶ = 42001421347807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42001421413349) 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, 68149733 + ... + 68763281.

It is an arithmetic number, because the mean of its divisors is an integer number (3008859016800).

Almost surely, 2^{42001421413343} is an apocalyptic number.

42001421413343 is a deficient number, since it is larger than the sum of its proper divisors (6140322855457).

42001421413343 is a wasteful number, since it uses less digits than its factorization.

42001421413343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642086.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 42001421413343 its reverse (34331412410024), we get a palindrome (76332833823367).

The spelling of 42001421413343 in words is "forty-two trillion, one billion, four hundred twenty-one million, four hundred thirteen thousand, three hundred forty-three".