342451523233 has 4 divisors (see below), whose sum is σ = 362595730500. Its totient is φ = 322307315968.

The previous prime is 342451523209. The next prime is 342451523237. The reversal of 342451523233 is 332325154243.

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

It can be written as a sum of positive squares in 2 ways, for example, as 215809489809 + 126642033424 = 464553^2 + 355868^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342451523233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342451523192 and 342451523201.

It is not an unprimeable number, because it can be changed into a prime (342451523237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10072103608 + ... + 10072103641.

It is an arithmetic number, because the mean of its divisors is an integer number (90648932625).

Almost surely, 2^342451523233 is an apocalyptic number.

It is an amenable number.

342451523233 is a deficient number, since it is larger than the sum of its proper divisors (20144207267).

342451523233 is a wasteful number, since it uses less digits than its factorization.

342451523233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20144207266.

The product of its digits is 259200, while the sum is 37.

Adding to 342451523233 its reverse (332325154243), we get a palindrome (674776677476).

The spelling of 342451523233 in words is "three hundred forty-two billion, four hundred fifty-one million, five hundred twenty-three thousand, two hundred thirty-three".