225253461220 has 24 divisors (see below), whose sum is σ = 473085656064. Its totient is φ = 90091215456.

The previous prime is 225253461211. The next prime is 225253461229. The reversal of 225253461220 is 22164352522.

It is an interprime number because it is at equal distance from previous prime (225253461211) and next prime (225253461229).

It is not an unprimeable number, because it can be changed into a prime (225253461229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452644 + ... + 809563.

It is an arithmetic number, because the mean of its divisors is an integer number (19711902336).

Almost surely, 2^225253461220 is an apocalyptic number.

225253461220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225253461220 is an abundant number, since it is smaller than the sum of its proper divisors (247832194844).

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

225253461220 is a wasteful number, since it uses less digits than its factorization.

225253461220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271139 (or 1271137 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 225253461220 in words is "two hundred twenty-five billion, two hundred fifty-three million, four hundred sixty-one thousand, two hundred twenty".