225241874758550 has 24 divisors (see below), whose sum is σ = 451176801440736. Its totient is φ = 83166230679840.

The previous prime is 225241874758447. The next prime is 225241874758597. The reversal of 225241874758550 is 55857478142522.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173262979934 + ... + 173262981233.

It is an arithmetic number, because the mean of its divisors is an integer number (18799033393364).

Almost surely, 2^{225241874758550} is an apocalyptic number.

225241874758550 is an abundant number, since it is smaller than the sum of its proper divisors (225934926682186).

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

225241874758550 is a wasteful number, since it uses less digits than its factorization.

225241874758550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346525961192 (or 346525961187 counting only the distinct ones).

The product of its (nonzero) digits is 250880000, while the sum is 65.

The spelling of 225241874758550 in words is "two hundred twenty-five trillion, two hundred forty-one billion, eight hundred seventy-four million, seven hundred fifty-eight thousand, five hundred fifty".