25425043324 has 12 divisors (see below), whose sum is σ = 44504762400. Its totient is φ = 12709396928.

The previous prime is 25425043229. The next prime is 25425043327. The reversal of 25425043324 is 42334052452.

It is a self number, because there is not a number n which added to its sum of digits gives 25425043324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25425043327) 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, 762829 + ... + 795460.

It is an arithmetic number, because the mean of its divisors is an integer number (3708730200).

Almost surely, 2^25425043324 is an apocalyptic number.

It is an amenable number.

25425043324 is a deficient number, since it is larger than the sum of its proper divisors (19079719076).

25425043324 is a wasteful number, since it uses less digits than its factorization.

25425043324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562372 (or 1562370 counting only the distinct ones).

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

Adding to 25425043324 its reverse (42334052452), we get a palindrome (67759095776).

The spelling of 25425043324 in words is "twenty-five billion, four hundred twenty-five million, forty-three thousand, three hundred twenty-four".