25328302224225 has 288 divisors, whose sum is σ = 57647207592576. Its totient is φ = 9645402009600.

The previous prime is 25328302224131. The next prime is 25328302224233. The reversal of 25328302224225 is 52242220382352.

It is a happy number.

It is not a de Polignac number, because 25328302224225 - 2¹² = 25328302220129 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 71821027 + ... + 72172823.

It is an arithmetic number, because the mean of its divisors is an integer number (200163915252).

Almost surely, 2^{25328302224225} is an apocalyptic number.

25328302224225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25328302224225 is an abundant number, since it is smaller than the sum of its proper divisors (32318905368351).

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

25328302224225 is a wasteful number, since it uses less digits than its factorization.

25328302224225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351985 (or 351973 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 25328302224225 in words is "twenty-five trillion, three hundred twenty-eight billion, three hundred two million, two hundred twenty-four thousand, two hundred twenty-five".