226668464292228 has 72 divisors (see below), whose sum is σ = 615588037912512. Its totient is φ = 64726095905856.

The previous prime is 226668464292209. The next prime is 226668464292253. The reversal of 226668464292228 is 822292464866622.

It is a happy number.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors.

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 23 ways as a sum of consecutive naturals, for example, 107053275 + ... + 109150082.

It is an arithmetic number, because the mean of its divisors is an integer number (8549833859896).

Almost surely, 2^{226668464292228} is an apocalyptic number.

226668464292228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

226668464292228 is an abundant number, since it is smaller than the sum of its proper divisors (388919573620284).

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

226668464292228 is a wasteful number, since it uses less digits than its factorization.

226668464292228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216205161 (or 216205152 counting only the distinct ones).

The product of its digits is 764411904, while the sum is 69.

The spelling of 226668464292228 in words is "two hundred twenty-six trillion, six hundred sixty-eight billion, four hundred sixty-four million, two hundred ninety-two thousand, two hundred twenty-eight".