25203215859223 has 2 divisors, whose sum is σ = 25203215859224. Its totient is φ = 25203215859222.

The previous prime is 25203215859197. The next prime is 25203215859233. The reversal of 25203215859223 is 32295851230252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25203215859223 - 2⁵ = 25203215859191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25203215859233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12601607929611 + 12601607929612.

It is an arithmetic number, because the mean of its divisors is an integer number (12601607929612).

Almost surely, 2^{25203215859223} is an apocalyptic number.

25203215859223 is a deficient number, since it is larger than the sum of its proper divisors (1).

25203215859223 is an equidigital number, since it uses as much as digits as its factorization.

25203215859223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592000, while the sum is 49.

The spelling of 25203215859223 in words is "twenty-five trillion, two hundred three billion, two hundred fifteen million, eight hundred fifty-nine thousand, two hundred twenty-three".