226152666643 has 4 divisors (see below), whose sum is σ = 226162862640. Its totient is φ = 226142470648.

The previous prime is 226152666617. The next prime is 226152666661. The reversal of 226152666643 is 346666251622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226152666643 - 2¹³ = 226152658451 is a prime.

It is a super-2 number, since 2×226152666643² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226152666683) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5064655 + ... + 5109112.

It is an arithmetic number, because the mean of its divisors is an integer number (56540715660).

Almost surely, 2^226152666643 is an apocalyptic number.

226152666643 is a deficient number, since it is larger than the sum of its proper divisors (10195997).

226152666643 is a wasteful number, since it uses less digits than its factorization.

226152666643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10195996.

The product of its digits is 3732480, while the sum is 49.

The spelling of 226152666643 in words is "two hundred twenty-six billion, one hundred fifty-two million, six hundred sixty-six thousand, six hundred forty-three".