226663481747 has 8 divisors (see below), whose sum is σ = 240048542976. Its totient is φ = 213572597832.

The previous prime is 226663481669. The next prime is 226663481767. The reversal of 226663481747 is 747184366622.

It is a happy number.

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 226663481747 - 2⁸ = 226663481491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226663481692 and 226663481701.

It is not an unprimeable number, because it can be changed into a prime (226663481767) 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, 73542743 + ... + 73545824.

It is an arithmetic number, because the mean of its divisors is an integer number (30006067872).

Almost surely, 2^226663481747 is an apocalyptic number.

226663481747 is a deficient number, since it is larger than the sum of its proper divisors (13385061229).

226663481747 is a wasteful number, since it uses less digits than its factorization.

226663481747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147088657.

The product of its digits is 16257024, while the sum is 56.

The spelling of 226663481747 in words is "two hundred twenty-six billion, six hundred sixty-three million, four hundred eighty-one thousand, seven hundred forty-seven".