23263440245 has 4 divisors (see below), whose sum is σ = 27916128300. Its totient is φ = 18610752192.

The previous prime is 23263440133. The next prime is 23263440247. The reversal of 23263440245 is 54204436232.

It is a happy number.

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 2501800324 + 20761639921 = 50018^2 + 144089^2 .

It is a cyclic number.

It is not a de Polignac number, because 23263440245 - 2¹⁴ = 23263423861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23263440247) 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, 2326344020 + ... + 2326344029.

It is an arithmetic number, because the mean of its divisors is an integer number (6979032075).

Almost surely, 2^23263440245 is an apocalyptic number.

It is an amenable number.

23263440245 is a deficient number, since it is larger than the sum of its proper divisors (4652688055).

23263440245 is an equidigital number, since it uses as much as digits as its factorization.

23263440245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4652688054.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 23263440245 its reverse (54204436232), we get a palindrome (77467876477).

The spelling of 23263440245 in words is "twenty-three billion, two hundred sixty-three million, four hundred forty thousand, two hundred forty-five".