23243343329 has 4 divisors (see below), whose sum is σ = 23504504580. Its totient is φ = 22982182080.

The previous prime is 23243343317. The next prime is 23243343373. The reversal of 23243343329 is 92334334232.

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 1966745104 + 21276598225 = 44348^2 + 145865^2 .

It is a cyclic number.

It is not a de Polignac number, because 23243343329 - 2⁸ = 23243343073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23243343292 and 23243343301.

It is not an unprimeable number, because it can be changed into a prime (23243343829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130580492 + ... + 130580669.

It is an arithmetic number, because the mean of its divisors is an integer number (5876126145).

Almost surely, 2^23243343329 is an apocalyptic number.

It is an amenable number.

23243343329 is a deficient number, since it is larger than the sum of its proper divisors (261161251).

23243343329 is an equidigital number, since it uses as much as digits as its factorization.

23243343329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261161250.

The product of its digits is 279936, while the sum is 38.

The spelling of 23243343329 in words is "twenty-three billion, two hundred forty-three million, three hundred forty-three thousand, three hundred twenty-nine".