23004440553043 has 4 divisors (see below), whose sum is σ = 23024925363208. Its totient is φ = 22983955742880.

The previous prime is 23004440552999. The next prime is 23004440553103. The reversal of 23004440553043 is 34035504440032.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23004440553043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23004440552993 and 23004440553011.

It is not an unprimeable number, because it can be changed into a prime (23004440553943) 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, 10242403398 + ... + 10242405643.

It is an arithmetic number, because the mean of its divisors is an integer number (5756231340802).

Almost surely, 2^{23004440553043} is an apocalyptic number.

23004440553043 is a deficient number, since it is larger than the sum of its proper divisors (20484810165).

23004440553043 is a wasteful number, since it uses less digits than its factorization.

23004440553043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20484810164.

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 23004440553043 its reverse (34035504440032), we get a palindrome (57039944993075).

The spelling of 23004440553043 in words is "twenty-three trillion, four billion, four hundred forty million, five hundred fifty-three thousand, forty-three".