42434133143423 has 16 divisors (see below), whose sum is σ = 49883781083136. Its totient is φ = 35340249641760.

The previous prime is 42434133143417. The next prime is 42434133143453. The reversal of 42434133143423 is 32434133143424.

It is not a de Polignac number, because 42434133143423 - 2¹⁸ = 42434132881279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434133143453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368992736 + ... + 369107717.

It is an arithmetic number, because the mean of its divisors is an integer number (3117736317696).

Almost surely, 2^{42434133143423} is an apocalyptic number.

42434133143423 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42434133143423 is a deficient number, since it is larger than the sum of its proper divisors (7449647939713).

42434133143423 is a wasteful number, since it uses less digits than its factorization.

42434133143423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738100694.

The product of its digits is 995328, while the sum is 41.

Adding to 42434133143423 its reverse (32434133143424), we get a palindrome (74868266286847).

Subtracting from 42434133143423 its reverse (32434133143424), we obtain a palindrome (9999999999999).

The spelling of 42434133143423 in words is "forty-two trillion, four hundred thirty-four billion, one hundred thirty-three million, one hundred forty-three thousand, four hundred twenty-three".