25300300253 has 16 divisors (see below), whose sum is σ = 25636195200. Its totient is φ = 24967051200.

The previous prime is 25300300243. The next prime is 25300300273. The reversal of 25300300253 is 35200300352.

It is a cyclic number.

It is not a de Polignac number, because 25300300253 - 2¹⁸ = 25300038109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25300300243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28848251 + ... + 28849127.

It is an arithmetic number, because the mean of its divisors is an integer number (1602262200).

Almost surely, 2^25300300253 is an apocalyptic number.

It is an amenable number.

25300300253 is a deficient number, since it is larger than the sum of its proper divisors (335894947).

25300300253 is a wasteful number, since it uses less digits than its factorization.

25300300253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988.

The product of its (nonzero) digits is 2700, while the sum is 23.

Subtracting 25300300253 from its reverse (35200300352), we obtain a palindrome (9900000099).

The spelling of 25300300253 in words is "twenty-five billion, three hundred million, three hundred thousand, two hundred fifty-three".