42143443334 has 32 divisors (see below), whose sum is σ = 67064365056. Its totient is φ = 19827128160.

The previous prime is 42143443333. The next prime is 42143443369. The reversal of 42143443334 is 43334434124.

It is a junction number, because it is equal to n+sod(n) for n = 42143443294 and 42143443303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42143443333) 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, 3809399 + ... + 3820445.

It is an arithmetic number, because the mean of its divisors is an integer number (2095761408).

Almost surely, 2^42143443334 is an apocalyptic number.

42143443334 is a deficient number, since it is larger than the sum of its proper divisors (24920921722).

42143443334 is a wasteful number, since it uses less digits than its factorization.

42143443334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12780.

The product of its digits is 165888, while the sum is 35.

Adding to 42143443334 its reverse (43334434124), we get a palindrome (85477877458).

The spelling of 42143443334 in words is "forty-two billion, one hundred forty-three million, four hundred forty-three thousand, three hundred thirty-four".