226821125144 has 8 divisors (see below), whose sum is σ = 425289609660. Its totient is φ = 113410562568.

The previous prime is 226821125143. The next prime is 226821125149. The reversal of 226821125144 is 441521128622.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 226821125098 and 226821125107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226821125143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14176320314 + ... + 14176320329.

Almost surely, 2^226821125144 is an apocalyptic number.

It is an amenable number.

226821125144 is a deficient number, since it is larger than the sum of its proper divisors (198468484516).

226821125144 is a wasteful number, since it uses less digits than its factorization.

226821125144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28352640649 (or 28352640645 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The spelling of 226821125144 in words is "two hundred twenty-six billion, eight hundred twenty-one million, one hundred twenty-five thousand, one hundred forty-four".