228591841243 has 4 divisors (see below), whose sum is σ = 228777538528. Its totient is φ = 228406143960.

The previous prime is 228591841229. The next prime is 228591841321. The reversal of 228591841243 is 342148195822.

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 228591841243 - 2⁹ = 228591840731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228591841223) 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, 92846796 + ... + 92849257.

It is an arithmetic number, because the mean of its divisors is an integer number (57194384632).

Almost surely, 2^228591841243 is an apocalyptic number.

228591841243 is a deficient number, since it is larger than the sum of its proper divisors (185697285).

228591841243 is a wasteful number, since it uses less digits than its factorization.

228591841243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185697284.

The product of its digits is 1105920, while the sum is 49.

The spelling of 228591841243 in words is "two hundred twenty-eight billion, five hundred ninety-one million, eight hundred forty-one thousand, two hundred forty-three".