225651440112 has 80 divisors (see below), whose sum is σ = 666460534272. Its totient is φ = 64447499520.

The previous prime is 225651440107. The next prime is 225651440123. The reversal of 225651440112 is 211044156522.

It is a happy number.

It is a super-3 number, since 3×225651440112³ (a number of 35 digits) contains 333 as substring.

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, 774037 + ... + 1024907.

Almost surely, 2^225651440112 is an apocalyptic number.

It is an amenable number.

225651440112 is an abundant number, since it is smaller than the sum of its proper divisors (440809094160).

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

225651440112 is a wasteful number, since it uses less digits than its factorization.

225651440112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253566 (or 253560 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 225651440112 its reverse (211044156522), we get a palindrome (436695596634).

The spelling of 225651440112 in words is "two hundred twenty-five billion, six hundred fifty-one million, four hundred forty thousand, one hundred twelve".