1386644771227 has 8 divisors (see below), whose sum is σ = 1388597839200. Its totient is φ = 1384692295104.

The previous prime is 1386644771219. The next prime is 1386644771243. The reversal of 1386644771227 is 7221774466831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1386644771227 - 2³ = 1386644771219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1386644771207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4650349 + ... + 4939537.

It is an arithmetic number, because the mean of its divisors is an integer number (173574729900).

Almost surely, 2^{1386644771227} is an apocalyptic number.

1386644771227 is a deficient number, since it is larger than the sum of its proper divisors (1953067973).

1386644771227 is an equidigital number, since it uses as much as digits as its factorization.

1386644771227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295925.

The product of its digits is 18966528, while the sum is 58.

The spelling of 1386644771227 in words is "one trillion, three hundred eighty-six billion, six hundred forty-four million, seven hundred seventy-one thousand, two hundred twenty-seven".