225655604452 has 6 divisors (see below), whose sum is σ = 394897307798. Its totient is φ = 112827802224.

The previous prime is 225655604423. The next prime is 225655604483. The reversal of 225655604452 is 254406556522.

It can be written as a sum of positive squares in only one way, i.e., 219083908096 + 6571696356 = 468064^2 + 81066^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28206950553 + ... + 28206950560.

Almost surely, 2^225655604452 is an apocalyptic number.

It is an amenable number.

225655604452 is a deficient number, since it is larger than the sum of its proper divisors (169241703346).

225655604452 is a wasteful number, since it uses less digits than its factorization.

225655604452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56413901117 (or 56413901115 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 46.

The spelling of 225655604452 in words is "two hundred twenty-five billion, six hundred fifty-five million, six hundred four thousand, four hundred fifty-two".