25044323023 has 4 divisors (see below), whose sum is σ = 25068428320. Its totient is φ = 25020217728.

The previous prime is 25044322993. The next prime is 25044323033. The reversal of 25044323023 is 32032344052.

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

It is a cyclic number.

It is not a de Polignac number, because 25044323023 - 2¹³ = 25044314831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25044322982 and 25044323000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25044323033) 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, 12051090 + ... + 12053167.

It is an arithmetic number, because the mean of its divisors is an integer number (6267107080).

Almost surely, 2^25044323023 is an apocalyptic number.

25044323023 is a deficient number, since it is larger than the sum of its proper divisors (24105297).

25044323023 is a wasteful number, since it uses less digits than its factorization.

25044323023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24105296.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 25044323023 its reverse (32032344052), we get a palindrome (57076667075).

The spelling of 25044323023 in words is "twenty-five billion, forty-four million, three hundred twenty-three thousand, twenty-three".