25125413203 has 12 divisors (see below), whose sum is σ = 27793116400. Its totient is φ = 22695781680.

The previous prime is 25125413197. The next prime is 25125413207. The reversal of 25125413203 is 30231452152.

It is not a de Polignac number, because 25125413203 - 2⁵ = 25125413171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25125413207) 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 11 ways as a sum of consecutive naturals, for example, 642303 + ... + 680296.

Almost surely, 2^25125413203 is an apocalyptic number.

25125413203 is a deficient number, since it is larger than the sum of its proper divisors (2667703197).

25125413203 is a wasteful number, since it uses less digits than its factorization.

25125413203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322778 (or 1322767 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 25125413203 its reverse (30231452152), we get a palindrome (55356865355).

The spelling of 25125413203 in words is "twenty-five billion, one hundred twenty-five million, four hundred thirteen thousand, two hundred three".