25222096800 has 216 divisors, whose sum is σ = 90193914720. Its totient is φ = 6631027200.

The previous prime is 25222096799. The next prime is 25222096843. The reversal of 25222096800 is 869022252.

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 35 ways as a sum of consecutive naturals, for example, 486531 + ... + 535869.

It is an arithmetic number, because the mean of its divisors is an integer number (417564420).

Almost surely, 2^25222096800 is an apocalyptic number.

25222096800 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 25222096800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45096957360).

25222096800 is an abundant number, since it is smaller than the sum of its proper divisors (64971817920).

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

25222096800 is a wasteful number, since it uses less digits than its factorization.

25222096800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49436 (or 49420 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 25222096800 in words is "twenty-five billion, two hundred twenty-two million, ninety-six thousand, eight hundred".