25525333200000 has 384 divisors, whose sum is σ = 86717686587840. Its totient is φ = 6648445440000.

The previous prime is 25525333199941. The next prime is 25525333200007. The reversal of 25525333200000 is 233352552.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (25525333200007) 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 47 ways as a sum of consecutive naturals, for example, 51352662 + ... + 51847338.

Almost surely, 2^{25525333200000} is an apocalyptic number.

25525333200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25525333200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43358843293920).

25525333200000 is an abundant number, since it is smaller than the sum of its proper divisors (61192353387840).

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

25525333200000 is an frugal number, since it uses more digits than its factorization.

25525333200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494762 (or 494730 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 30.

Adding to 25525333200000 its reverse (233352552), we get a palindrome (25525566552552).

The spelling of 25525333200000 in words is "twenty-five trillion, five hundred twenty-five billion, three hundred thirty-three million, two hundred thousand".