228704844667 has 8 divisors (see below), whose sum is σ = 246304126656. Its totient is φ = 211106505792.

The previous prime is 228704844661. The next prime is 228704844721. The reversal of 228704844667 is 766448407822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 228704844667 - 2¹⁵ = 228704811899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228704844661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315663 + ... + 746359.

It is an arithmetic number, because the mean of its divisors is an integer number (30788015832).

Almost surely, 2^228704844667 is an apocalyptic number.

228704844667 is a deficient number, since it is larger than the sum of its proper divisors (17599281989).

228704844667 is a wasteful number, since it uses less digits than its factorization.

228704844667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471557.

The product of its (nonzero) digits is 28901376, while the sum is 58.

The spelling of 228704844667 in words is "two hundred twenty-eight billion, seven hundred four million, eight hundred forty-four thousand, six hundred sixty-seven".