22425323230400 has 84 divisors (see below), whose sum is σ = 55200934259328. Its totient is φ = 8966776765440.

The previous prime is 22425323230397. The next prime is 22425323230411. The reversal of 22425323230400 is 403232352422.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 1665377 + ... + 6901023.

Almost surely, 2^{22425323230400} is an apocalyptic number.

22425323230400 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 22425323230400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27600467129664).

22425323230400 is an abundant number, since it is smaller than the sum of its proper divisors (32775611028928).

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

22425323230400 is a wasteful number, since it uses less digits than its factorization.

22425323230400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5238346 (or 5238331 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 22425323230400 its reverse (403232352422), we get a palindrome (22828555582822).

The spelling of 22425323230400 in words is "twenty-two trillion, four hundred twenty-five billion, three hundred twenty-three million, two hundred thirty thousand, four hundred".