25442880223 has 2 divisors, whose sum is σ = 25442880224. Its totient is φ = 25442880222.

The previous prime is 25442880193. The next prime is 25442880241. The reversal of 25442880223 is 32208824452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25442880223 - 2²⁹ = 24906009311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25442880293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12721440111 + 12721440112.

It is an arithmetic number, because the mean of its divisors is an integer number (12721440112).

Almost surely, 2^25442880223 is an apocalyptic number.

25442880223 is a deficient number, since it is larger than the sum of its proper divisors (1).

25442880223 is an equidigital number, since it uses as much as digits as its factorization.

25442880223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245760, while the sum is 40.

The spelling of 25442880223 in words is "twenty-five billion, four hundred forty-two million, eight hundred eighty thousand, two hundred twenty-three".