25995667200 has 648 divisors, whose sum is σ = 94145724288. Its totient is φ = 6301532160.

The previous prime is 25995667169. The next prime is 25995667253. The reversal of 25995667200 is 276659952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 604550379 + ... + 604550421.

Almost surely, 2^25995667200 is an apocalyptic number.

25995667200 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 25995667200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47072862144).

25995667200 is an abundant number, since it is smaller than the sum of its proper divisors (68150057088).

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

25995667200 is a wasteful number, since it uses less digits than its factorization.

25995667200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 51.

The spelling of 25995667200 in words is "twenty-five billion, nine hundred ninety-five million, six hundred sixty-seven thousand, two hundred".