211064363287 has 16 divisors (see below), whose sum is σ = 219254849632. Its totient is φ = 203009587200.

The previous prime is 211064363273. The next prime is 211064363303. The reversal of 211064363287 is 782363460112.

It is a de Polignac number, because none of the positive numbers 2^k-211064363287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211064363227) 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 15 ways as a sum of consecutive naturals, for example, 3135787 + ... + 3202387.

It is an arithmetic number, because the mean of its divisors is an integer number (13703428102).

Almost surely, 2^211064363287 is an apocalyptic number.

211064363287 is a deficient number, since it is larger than the sum of its proper divisors (8190486345).

211064363287 is an equidigital number, since it uses as much as digits as its factorization.

211064363287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67618.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 211064363287 in words is "two hundred eleven billion, sixty-four million, three hundred sixty-three thousand, two hundred eighty-seven".