228612044452 has 12 divisors (see below), whose sum is σ = 436441175856. Its totient is φ = 103914565640.

The previous prime is 228612044447. The next prime is 228612044471. The reversal of 228612044452 is 254440216822.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2597864098 + ... + 2597864185.

It is an arithmetic number, because the mean of its divisors is an integer number (36370097988).

Almost surely, 2^228612044452 is an apocalyptic number.

228612044452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

228612044452 is a deficient number, since it is larger than the sum of its proper divisors (207829131404).

228612044452 is a wasteful number, since it uses less digits than its factorization.

228612044452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195728298 (or 5195728296 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 40.

The spelling of 228612044452 in words is "two hundred twenty-eight billion, six hundred twelve million, forty-four thousand, four hundred fifty-two".