225023375400 has 192 divisors, whose sum is σ = 704847744000. Its totient is φ = 59381640960.

The previous prime is 225023375387. The next prime is 225023375407. The reversal of 225023375400 is 4573320522.

It is not an unprimeable number, because it can be changed into a prime (225023375407) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109074769 + ... + 109076831.

It is an arithmetic number, because the mean of its divisors is an integer number (3671082000).

Almost surely, 2^225023375400 is an apocalyptic number.

225023375400 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 225023375400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352423872000).

225023375400 is an abundant number, since it is smaller than the sum of its proper divisors (479824368600).

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

225023375400 is a wasteful number, since it uses less digits than its factorization.

225023375400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888 (or 3879 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 33.

Adding to 225023375400 its reverse (4573320522), we get a palindrome (229596695922).

The spelling of 225023375400 in words is "two hundred twenty-five billion, twenty-three million, three hundred seventy-five thousand, four hundred".