228369271907 has 4 divisors (see below), whose sum is σ = 260993453616. Its totient is φ = 195745090200.

The previous prime is 228369271903. The next prime is 228369271909. The reversal of 228369271907 is 709172963822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 228369271907 - 2² = 228369271903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (228369271903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16312090844 + ... + 16312090857.

It is an arithmetic number, because the mean of its divisors is an integer number (65248363404).

Almost surely, 2^228369271907 is an apocalyptic number.

228369271907 is a deficient number, since it is larger than the sum of its proper divisors (32624181709).

228369271907 is an equidigital number, since it uses as much as digits as its factorization.

228369271907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32624181708.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 228369271907 in words is "two hundred twenty-eight billion, three hundred sixty-nine million, two hundred seventy-one thousand, nine hundred seven".