226718889493 has 8 divisors (see below), whose sum is σ = 227371199616. Its totient is φ = 226066818000.

The previous prime is 226718889469. The next prime is 226718889497. The reversal of 226718889493 is 394988817622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226718889493 - 2²⁵ = 226685335061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226718889497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939128 + ... + 2052718.

It is an arithmetic number, because the mean of its divisors is an integer number (28421399952).

Almost surely, 2^226718889493 is an apocalyptic number.

It is an amenable number.

226718889493 is a deficient number, since it is larger than the sum of its proper divisors (652310123).

226718889493 is a wasteful number, since it uses less digits than its factorization.

226718889493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119315.

The product of its digits is 83607552, while the sum is 67.

The spelling of 226718889493 in words is "two hundred twenty-six billion, seven hundred eighteen million, eight hundred eighty-nine thousand, four hundred ninety-three".