25530533252000 has 192 divisors, whose sum is σ = 72864983842560. Its totient is φ = 8609827968000.

The previous prime is 25530533251997. The next prime is 25530533252009. The reversal of 25530533252000 is 25233503552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (25530533252009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5765810 + ... + 9181809.

It is an arithmetic number, because the mean of its divisors is an integer number (379505124180).

Almost surely, 2^{25530533252000} is an apocalyptic number.

25530533252000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25530533252000 is an abundant number, since it is smaller than the sum of its proper divisors (47334450590560).

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

25530533252000 is a wasteful number, since it uses less digits than its factorization.

25530533252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14947712 (or 14947694 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 35.

Adding to 25530533252000 its reverse (25233503552), we get a palindrome (25555766755552).

The spelling of 25530533252000 in words is "twenty-five trillion, five hundred thirty billion, five hundred thirty-three million, two hundred fifty-two thousand".