25532235412200 has 768 divisors, whose sum is σ = 101094493824000. Its totient is φ = 5857723008000.

The previous prime is 25532235412193. The next prime is 25532235412247. The reversal of 25532235412200 is 221453223552.

It is a happy number.

25532235412200 is a `hidden beast` number, since 2 + 5 + 5 + 3 + 2 + 2 + 35 + 412 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1125202855 + ... + 1125225545.

It is an arithmetic number, because the mean of its divisors is an integer number (131633455500).

Almost surely, 2^{25532235412200} is an apocalyptic number.

25532235412200 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 25532235412200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50547246912000).

25532235412200 is an abundant number, since it is smaller than the sum of its proper divisors (75562258411800).

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

25532235412200 is a wasteful number, since it uses less digits than its factorization.

25532235412200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23743 (or 23728 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 25532235412200 its reverse (221453223552), we get a palindrome (25753688635752).

The spelling of 25532235412200 in words is "twenty-five trillion, five hundred thirty-two billion, two hundred thirty-five million, four hundred twelve thousand, two hundred".