233543204340 has 48 divisors (see below), whose sum is σ = 655095071232. Its totient is φ = 62166368896.

The previous prime is 233543204339. The next prime is 233543204413. The reversal of 233543204340 is 43402345332.

233543204340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3460644 + ... + 3527483.

It is an arithmetic number, because the mean of its divisors is an integer number (13647813984).

Almost surely, 2^233543204340 is an apocalyptic number.

233543204340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233543204340 is an abundant number, since it is smaller than the sum of its proper divisors (421551866892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233543204340 is a wasteful number, since it uses less digits than its factorization.

233543204340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6988696 (or 6988694 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 33.

Adding to 233543204340 its reverse (43402345332), we get a palindrome (276945549672).

The spelling of 233543204340 in words is "two hundred thirty-three billion, five hundred forty-three million, two hundred four thousand, three hundred forty".