226398466040 has 64 divisors (see below), whose sum is σ = 510418994400. Its totient is φ = 90377814528.

The previous prime is 226398466039. The next prime is 226398466069. The reversal of 226398466040 is 40664893622.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 226398466040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80941922 + ... + 80944718.

Almost surely, 2^226398466040 is an apocalyptic number.

226398466040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226398466040 is an abundant number, since it is smaller than the sum of its proper divisors (284020528360).

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

226398466040 is a wasteful number, since it uses less digits than its factorization.

226398466040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6144 (or 6140 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 226398466040 in words is "two hundred twenty-six billion, three hundred ninety-eight million, four hundred sixty-six thousand, forty".