28366327227 has 8 divisors (see below), whose sum is σ = 43224879616. Its totient is φ = 16209329832.

The previous prime is 28366327217. The next prime is 28366327291. The reversal of 28366327227 is 72272366382.

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

It is not a de Polignac number, because 28366327227 - 2⁶ = 28366327163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28366327217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675388723 + ... + 675388764.

It is an arithmetic number, because the mean of its divisors is an integer number (5403109952).

Almost surely, 2^28366327227 is an apocalyptic number.

28366327227 is a deficient number, since it is larger than the sum of its proper divisors (14858552389).

28366327227 is a wasteful number, since it uses less digits than its factorization.

28366327227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350777497.

The product of its digits is 2032128, while the sum is 48.

The spelling of 28366327227 in words is "twenty-eight billion, three hundred sixty-six million, three hundred twenty-seven thousand, two hundred twenty-seven".