226664466040 has 16 divisors (see below), whose sum is σ = 509995048680. Its totient is φ = 90665786400.

The previous prime is 226664466037. The next prime is 226664466053. The reversal of 226664466040 is 40664466622.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2833305786 + ... + 2833305865.

Almost surely, 2^226664466040 is an apocalyptic number.

226664466040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226664466040 is an abundant number, since it is smaller than the sum of its proper divisors (283330582640).

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

226664466040 is a wasteful number, since it uses less digits than its factorization.

226664466040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666611662 (or 5666611658 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 46.

The spelling of 226664466040 in words is "two hundred twenty-six billion, six hundred sixty-four million, four hundred sixty-six thousand, forty".