226640443132 has 6 divisors (see below), whose sum is σ = 396620775488. Its totient is φ = 113320221564.

The previous prime is 226640443109. The next prime is 226640443231. The reversal of 226640443132 is 231344046622.

It is a junction number, because it is equal to n+sod(n) for n = 226640443091 and 226640443100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28330055388 + ... + 28330055395.

Almost surely, 2^226640443132 is an apocalyptic number.

It is an amenable number.

226640443132 is a deficient number, since it is larger than the sum of its proper divisors (169980332356).

226640443132 is a wasteful number, since it uses less digits than its factorization.

226640443132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56660110787 (or 56660110785 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 226640443132 its reverse (231344046622), we get a palindrome (457984489754).

The spelling of 226640443132 in words is "two hundred twenty-six billion, six hundred forty million, four hundred forty-three thousand, one hundred thirty-two".