25220323200 has 96 divisors (see below), whose sum is σ = 83069471160. Its totient is φ = 6725416960.

The previous prime is 25220323199. The next prime is 25220323211. The reversal of 25220323200 is 232302252.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1303959 + ... + 1323158.

Almost surely, 2^25220323200 is an apocalyptic number.

25220323200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25220323200 is an abundant number, since it is smaller than the sum of its proper divisors (57849147960).

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

25220323200 is a wasteful number, since it uses less digits than its factorization.

25220323200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627144 (or 2627127 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 25220323200 its reverse (232302252), we get a palindrome (25452625452).

The spelling of 25220323200 in words is "twenty-five billion, two hundred twenty million, three hundred twenty-three thousand, two hundred".