22425002530000 has 400 divisors, whose sum is σ = 64878203529216. Its totient is φ = 7339400640000.

The previous prime is 22425002529991. The next prime is 22425002530067. The reversal of 22425002530000 is 3520052422.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 809816155 + ... + 809843845.

Almost surely, 2^{22425002530000} is an apocalyptic number.

22425002530000 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 22425002530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32439101764608).

22425002530000 is an abundant number, since it is smaller than the sum of its proper divisors (42453200999216).

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

22425002530000 is a wasteful number, since it uses less digits than its factorization.

22425002530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28252 (or 28231 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 22425002530000 its reverse (3520052422), we get a palindrome (22428522582422).

The spelling of 22425002530000 in words is "twenty-two trillion, four hundred twenty-five billion, two million, five hundred thirty thousand".