226619444650 has 12 divisors (see below), whose sum is σ = 421512167142. Its totient is φ = 90647777840.

The previous prime is 226619444609. The next prime is 226619444717. The reversal of 226619444650 is 56444916622.

It can be written as a sum of positive squares in 3 ways, for example, as 172682633601 + 53936811049 = 415551^2 + 232243^2 .

It is a junction number, because it is equal to n+sod(n) for n = 226619444594 and 226619444603.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2266194397 + ... + 2266194496.

Almost surely, 2^226619444650 is an apocalyptic number.

226619444650 is a deficient number, since it is larger than the sum of its proper divisors (194892722492).

226619444650 is a wasteful number, since it uses less digits than its factorization.

226619444650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4532388905 (or 4532388900 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 226619444650 in words is "two hundred twenty-six billion, six hundred nineteen million, four hundred forty-four thousand, six hundred fifty".