24225421225500 has 576 divisors, whose sum is σ = 83691838863360. Its totient is φ = 5850264000000.

The previous prime is 24225421225493. The next prime is 24225421225519. The reversal of 24225421225500 is 552212452242.

24225421225500 is a `hidden beast` number, since 2 + 4 + 2 + 2 + 5 + 421 + 225 + 5 + 0 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 24948940015 + ... + 24948940985.

It is an arithmetic number, because the mean of its divisors is an integer number (145298331360).

Almost surely, 2^{24225421225500} is an apocalyptic number.

24225421225500 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 24225421225500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41845919431680).

24225421225500 is an abundant number, since it is smaller than the sum of its proper divisors (59466417637860).

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

24225421225500 is a wasteful number, since it uses less digits than its factorization.

24225421225500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2427 (or 2412 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 24225421225500 its reverse (552212452242), we get a palindrome (24777633677742).

The spelling of 24225421225500 in words is "twenty-four trillion, two hundred twenty-five billion, four hundred twenty-one million, two hundred twenty-five thousand, five hundred".