23242441345 has 4 divisors (see below), whose sum is σ = 27890929620. Its totient is φ = 18593953072.

The previous prime is 23242441331. The next prime is 23242441349. The reversal of 23242441345 is 54314424232.

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 14678049409 + 8564391936 = 121153^2 + 92544^2 .

It is a cyclic number.

It is not a de Polignac number, because 23242441345 - 2²⁵ = 23208886913 is a prime.

It is a super-2 number, since 2×23242441345² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23242441345.

It is not an unprimeable number, because it can be changed into a prime (23242441349) 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, 2324244130 + ... + 2324244139.

It is an arithmetic number, because the mean of its divisors is an integer number (6972732405).

Almost surely, 2^23242441345 is an apocalyptic number.

It is an amenable number.

23242441345 is a deficient number, since it is larger than the sum of its proper divisors (4648488275).

23242441345 is an equidigital number, since it uses as much as digits as its factorization.

23242441345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648488274.

The product of its digits is 92160, while the sum is 34.

Adding to 23242441345 its reverse (54314424232), we get a palindrome (77556865577).

The spelling of 23242441345 in words is "twenty-three billion, two hundred forty-two million, four hundred forty-one thousand, three hundred forty-five".