225550223544 has 64 divisors (see below), whose sum is σ = 567938880000. Its totient is φ = 74643204096.

The previous prime is 225550223531. The next prime is 225550223567. The reversal of 225550223544 is 445322055522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2262577 + ... + 2360159.

It is an arithmetic number, because the mean of its divisors is an integer number (8874045000).

Almost surely, 2^225550223544 is an apocalyptic number.

225550223544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225550223544 is an abundant number, since it is smaller than the sum of its proper divisors (342388656456).

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

225550223544 is a wasteful number, since it uses less digits than its factorization.

225550223544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98284 (or 98280 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 39.

The spelling of 225550223544 in words is "two hundred twenty-five billion, five hundred fifty million, two hundred twenty-three thousand, five hundred forty-four".