226521020444 has 24 divisors (see below), whose sum is σ = 409812454128. Its totient is φ = 109486056960.

The previous prime is 226521020423. The next prime is 226521020461. The reversal of 226521020444 is 444020125622.

It is a self number, because there is not a number n which added to its sum of digits gives 226521020444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6771887 + ... + 6805254.

It is an arithmetic number, because the mean of its divisors is an integer number (17075518922).

Almost surely, 2^226521020444 is an apocalyptic number.

It is an amenable number.

226521020444 is a deficient number, since it is larger than the sum of its proper divisors (183291433684).

226521020444 is a wasteful number, since it uses less digits than its factorization.

226521020444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13577285 (or 13577283 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The spelling of 226521020444 in words is "two hundred twenty-six billion, five hundred twenty-one million, twenty thousand, four hundred forty-four".