211483427867 has 12 divisors (see below), whose sum is σ = 217451725008. Its totient is φ = 205673908800.

The previous prime is 211483427849. The next prime is 211483427873. The reversal of 211483427867 is 768724384112.

It is a happy number.

It is not a de Polignac number, because 211483427867 - 2¹⁴ = 211483411483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211483427567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334442 + ... + 731312.

It is an arithmetic number, because the mean of its divisors is an integer number (18120977084).

Almost surely, 2^211483427867 is an apocalyptic number.

211483427867 is a deficient number, since it is larger than the sum of its proper divisors (5968297141).

211483427867 is an equidigital number, since it uses as much as digits as its factorization.

211483427867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397270 (or 397229 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 53.

The spelling of 211483427867 in words is "two hundred eleven billion, four hundred eighty-three million, four hundred twenty-seven thousand, eight hundred sixty-seven".