25353105853 has 2 divisors, whose sum is σ = 25353105854. Its totient is φ = 25353105852.

The previous prime is 25353105851. The next prime is 25353105863. The reversal of 25353105853 is 35850135352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25178390329 + 174715524 = 158677^2 + 13218^2 .

It is a cyclic number.

It is not a de Polignac number, because 25353105853 - 2¹ = 25353105851 is a prime.

Together with 25353105851, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25353105851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12676552926 + 12676552927.

It is an arithmetic number, because the mean of its divisors is an integer number (12676552927).

Almost surely, 2^25353105853 is an apocalyptic number.

It is an amenable number.

25353105853 is a deficient number, since it is larger than the sum of its proper divisors (1).

25353105853 is an equidigital number, since it uses as much as digits as its factorization.

25353105853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 25353105853 in words is "twenty-five billion, three hundred fifty-three million, one hundred five thousand, eight hundred fifty-three".