25225453135400 has 96 divisors (see below), whose sum is σ = 67038163896000. Its totient is φ = 8647367915520.

The previous prime is 25225453135397. The next prime is 25225453135409. The reversal of 25225453135400 is 453135452252.

It is not an unprimeable number, because it can be changed into a prime (25225453135409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7518296 + ... + 10342904.

It is an arithmetic number, because the mean of its divisors is an integer number (698314207250).

Almost surely, 2^{25225453135400} is an apocalyptic number.

25225453135400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25225453135400 is an abundant number, since it is smaller than the sum of its proper divisors (41812710760600).

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

25225453135400 is a wasteful number, since it uses less digits than its factorization.

25225453135400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831011 (or 2831002 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

Adding to 25225453135400 its reverse (453135452252), we get a palindrome (25678588587652).

The spelling of 25225453135400 in words is "twenty-five trillion, two hundred twenty-five billion, four hundred fifty-three million, one hundred thirty-five thousand, four hundred".