228933169841 has 4 divisors (see below), whose sum is σ = 228936748032. Its totient is φ = 228929591652.

The previous prime is 228933169831. The next prime is 228933169847. The reversal of 228933169841 is 148961339822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 228933169841 - 2²⁶ = 228866060977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228933169847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691345 + ... + 1821678.

It is an arithmetic number, because the mean of its divisors is an integer number (57234187008).

Almost surely, 2^228933169841 is an apocalyptic number.

It is an amenable number.

228933169841 is a deficient number, since it is larger than the sum of its proper divisors (3578191).

228933169841 is an equidigital number, since it uses as much as digits as its factorization.

228933169841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3578190.

The product of its digits is 4478976, while the sum is 56.

The spelling of 228933169841 in words is "two hundred twenty-eight billion, nine hundred thirty-three million, one hundred sixty-nine thousand, eight hundred forty-one".