25325224432 has 20 divisors (see below), whose sum is σ = 49453985536. Its totient is φ = 12562905600.

The previous prime is 25325224423. The next prime is 25325224439. The reversal of 25325224432 is 23442252352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25325224439) 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, 6229569 + ... + 6233632.

Almost surely, 2^25325224432 is an apocalyptic number.

It is an amenable number.

25325224432 is a deficient number, since it is larger than the sum of its proper divisors (24128761104).

25325224432 is a wasteful number, since it uses less digits than its factorization.

25325224432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12463336 (or 12463330 counting only the distinct ones).

The product of its digits is 115200, while the sum is 34.

Adding to 25325224432 its reverse (23442252352), we get a palindrome (48767476784).

The spelling of 25325224432 in words is "twenty-five billion, three hundred twenty-five million, two hundred twenty-four thousand, four hundred thirty-two".