42343477434323 has 4 divisors (see below), whose sum is σ = 45600668006208. Its totient is φ = 39086286862440.

The previous prime is 42343477434311. The next prime is 42343477434359. The reversal of 42343477434323 is 32343477434324.

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 42343477434323 - 2⁸ = 42343477434067 is a prime.

It is a super-2 number, since 2×42343477434323² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42343477404323) 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, 1628595285923 + ... + 1628595285948.

It is an arithmetic number, because the mean of its divisors is an integer number (11400167001552).

Almost surely, 2^{42343477434323} is an apocalyptic number.

42343477434323 is a deficient number, since it is larger than the sum of its proper divisors (3257190571885).

42343477434323 is a wasteful number, since it uses less digits than its factorization.

42343477434323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257190571884.

The product of its digits is 48771072, while the sum is 53.

Subtracting from 42343477434323 its reverse (32343477434324), we obtain a palindrome (9999999999999).

The spelling of 42343477434323 in words is "forty-two trillion, three hundred forty-three billion, four hundred seventy-seven million, four hundred thirty-four thousand, three hundred twenty-three".