225424325550 has 48 divisors (see below), whose sum is σ = 559489904640. Its totient is φ = 60066102240.

The previous prime is 225424325537. The next prime is 225424325557. The reversal of 225424325550 is 55523424522.

It is a super-2 number, since 2×225424325550² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225424325499 and 225424325508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225424325557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395652 + ... + 779351.

It is an arithmetic number, because the mean of its divisors is an integer number (11656039680).

Almost surely, 2^225424325550 is an apocalyptic number.

225424325550 is an abundant number, since it is smaller than the sum of its proper divisors (334065579090).

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

225424325550 is a wasteful number, since it uses less digits than its factorization.

225424325550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176297 (or 1176292 counting only the distinct ones).

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

The spelling of 225424325550 in words is "two hundred twenty-five billion, four hundred twenty-four million, three hundred twenty-five thousand, five hundred fifty".