4427736641227 has 16 divisors (see below), whose sum is σ = 4745624613120. Its totient is φ = 4120321230432.

The previous prime is 4427736641183. The next prime is 4427736641239. The reversal of 4427736641227 is 7221466377244.

It is a cyclic number.

It is not a de Polignac number, because 4427736641227 - 2³¹ = 4425589157579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4427736641327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7844968 + ... + 8390410.

It is an arithmetic number, because the mean of its divisors is an integer number (296601538320).

Almost surely, 2^{4427736641227} is an apocalyptic number.

4427736641227 is a deficient number, since it is larger than the sum of its proper divisors (317887971893).

4427736641227 is a wasteful number, since it uses less digits than its factorization.

4427736641227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555042.

The product of its digits is 18966528, while the sum is 55.

The spelling of 4427736641227 in words is "four trillion, four hundred twenty-seven billion, seven hundred thirty-six million, six hundred forty-one thousand, two hundred twenty-seven".