25522324000 has 48 divisors (see below), whose sum is σ = 62708359896. Its totient is φ = 10208928000.

The previous prime is 25522323979. The next prime is 25522324013. The reversal of 25522324000 is 42322552.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4034282256 + 21488041744 = 63516^2 + 146588^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3186291 + ... + 3194290.

Almost surely, 2^25522324000 is an apocalyptic number.

25522324000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25522324000 is an abundant number, since it is smaller than the sum of its proper divisors (37186035896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25522324000 is an equidigital number, since it uses as much as digits as its factorization.

25522324000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380606 (or 6380588 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 25522324000 its reverse (42322552), we get a palindrome (25564646552).

The spelling of 25522324000 in words is "twenty-five billion, five hundred twenty-two million, three hundred twenty-four thousand".