225424351000 has 32 divisors (see below), whose sum is σ = 527492983680. Its totient is φ = 90169740000.

The previous prime is 225424350959. The next prime is 225424351001. The reversal of 225424351000 is 153424522.

It is a super-2 number, since 2×225424351000² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225424351000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225424351001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112711176 + ... + 112713175.

It is an arithmetic number, because the mean of its divisors is an integer number (16484155740).

Almost surely, 2^225424351000 is an apocalyptic number.

225424351000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225424351000 is an abundant number, since it is smaller than the sum of its proper divisors (302068632680).

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

225424351000 is a wasteful number, since it uses less digits than its factorization.

225424351000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225424372 (or 225424358 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 225424351000 its reverse (153424522), we get a palindrome (225577775522).

The spelling of 225424351000 in words is "two hundred twenty-five billion, four hundred twenty-four million, three hundred fifty-one thousand".