42334210423 has 4 divisors (see below), whose sum is σ = 42770645680. Its totient is φ = 41897775168.

The previous prime is 42334210417. The next prime is 42334210433. The reversal of 42334210423 is 32401243324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42334210423 - 2¹³ = 42334202231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42334210391 and 42334210400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42334210433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218217483 + ... + 218217676.

It is an arithmetic number, because the mean of its divisors is an integer number (10692661420).

Almost surely, 2^42334210423 is an apocalyptic number.

42334210423 is a deficient number, since it is larger than the sum of its proper divisors (436435257).

42334210423 is an equidigital number, since it uses as much as digits as its factorization.

42334210423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436435256.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 42334210423 its reverse (32401243324), we get a palindrome (74735453747).

The spelling of 42334210423 in words is "forty-two billion, three hundred thirty-four million, two hundred ten thousand, four hundred twenty-three".