227284128144 has 80 divisors (see below), whose sum is σ = 653752204800. Its totient is φ = 75603141504.

The previous prime is 227284128119. The next prime is 227284128167. The reversal of 227284128144 is 441821482722.

227284128144 is a `hidden beast` number, since 22 + 72 + 8 + 412 + 8 + 144 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 227284128144.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342259 + ... + 756114.

It is an arithmetic number, because the mean of its divisors is an integer number (8171902560).

Almost surely, 2^227284128144 is an apocalyptic number.

227284128144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

227284128144 is an abundant number, since it is smaller than the sum of its proper divisors (426468076656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

227284128144 is a wasteful number, since it uses less digits than its factorization.

227284128144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098869 (or 1098857 counting only the distinct ones).

The product of its digits is 458752, while the sum is 45.

The spelling of 227284128144 in words is "two hundred twenty-seven billion, two hundred eighty-four million, one hundred twenty-eight thousand, one hundred forty-four".