25524313203 has 4 divisors (see below), whose sum is σ = 34032417608. Its totient is φ = 17016208800.

The previous prime is 25524313183. The next prime is 25524313219. The reversal of 25524313203 is 30231342552.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 25524313203 - 2²⁴ = 25507535987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25524313223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4254052198 + ... + 4254052203.

It is an arithmetic number, because the mean of its divisors is an integer number (8508104402).

Almost surely, 2^25524313203 is an apocalyptic number.

25524313203 is a deficient number, since it is larger than the sum of its proper divisors (8508104405).

25524313203 is an equidigital number, since it uses as much as digits as its factorization.

25524313203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8508104404.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 25524313203 its reverse (30231342552), we get a palindrome (55755655755).

The spelling of 25524313203 in words is "twenty-five billion, five hundred twenty-four million, three hundred thirteen thousand, two hundred three".