25324211530 has 8 divisors (see below), whose sum is σ = 45583580772. Its totient is φ = 10129684608.

The previous prime is 25324211501. The next prime is 25324211531. The reversal of 25324211530 is 3511242352.

It can be written as a sum of positive squares in 2 ways, for example, as 23608015201 + 1716196329 = 153649^2 + 41427^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (25324211531) 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, 1266210567 + ... + 1266210586.

Almost surely, 2^25324211530 is an apocalyptic number.

25324211530 is a deficient number, since it is larger than the sum of its proper divisors (20259369242).

25324211530 is a wasteful number, since it uses less digits than its factorization.

25324211530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2532421160.

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

Adding to 25324211530 its reverse (3511242352), we get a palindrome (28835453882).

The spelling of 25324211530 in words is "twenty-five billion, three hundred twenty-four million, two hundred eleven thousand, five hundred thirty".