225655634012 has 6 divisors (see below), whose sum is σ = 394897359528. Its totient is φ = 112827817004.

The previous prime is 225655633997. The next prime is 225655634027. The reversal of 225655634012 is 210436556522.

225655634012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225655633997) and next prime (225655634027).

It is a super-2 number, since 2×225655634012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28206954248 + ... + 28206954255.

It is an arithmetic number, because the mean of its divisors is an integer number (65816226588).

Almost surely, 2^225655634012 is an apocalyptic number.

It is an amenable number.

225655634012 is a deficient number, since it is larger than the sum of its proper divisors (169241725516).

225655634012 is a wasteful number, since it uses less digits than its factorization.

225655634012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56413908507 (or 56413908505 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 225655634012 in words is "two hundred twenty-five billion, six hundred fifty-five million, six hundred thirty-four thousand, twelve".