228544222445822 has 16 divisors (see below), whose sum is σ = 346214851530192. Its totient is φ = 113139300019200.

The previous prime is 228544222445789. The next prime is 228544222445831.

228544222445822 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×228544222445822² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9390398 + ... + 23350974.

It is an arithmetic number, because the mean of its divisors is an integer number (21638428220637).

Almost surely, 2^{228544222445822} is an apocalyptic number.

228544222445822 is a deficient number, since it is larger than the sum of its proper divisors (117670629084370).

228544222445822 is a wasteful number, since it uses less digits than its factorization.

228544222445822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14041723.

The product of its digits is 52428800, while the sum is 56.

The spelling of 228544222445822 in words is "two hundred twenty-eight trillion, five hundred forty-four billion, two hundred twenty-two million, four hundred forty-five thousand, eight hundred twenty-two".