25324144330 has 16 divisors (see below), whose sum is σ = 45610351560. Its totient is φ = 10123681792.

The previous prime is 25324144303. The next prime is 25324144379. The reversal of 25324144330 is 3344142352.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25099114329 + 225030001 = 158427^2 + 15001^2 .

It is a super-2 number, since 2×25324144330² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25324144292 and 25324144301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729175 + ... + 763114.

Almost surely, 2^25324144330 is an apocalyptic number.

25324144330 is a deficient number, since it is larger than the sum of its proper divisors (20286207230).

25324144330 is a wasteful number, since it uses less digits than its factorization.

25324144330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493993.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 25324144330 its reverse (3344142352), we get a palindrome (28668286682).

The spelling of 25324144330 in words is "twenty-five billion, three hundred twenty-four million, one hundred forty-four thousand, three hundred thirty".