211986576413 has 2 divisors, whose sum is σ = 211986576414. Its totient is φ = 211986576412.

The previous prime is 211986576377. The next prime is 211986576419. The reversal of 211986576413 is 314675689112.

211986576413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108068672644 + 103917903769 = 328738^2 + 322363^2 .

It is a cyclic number.

It is not a de Polignac number, because 211986576413 - 2¹⁰ = 211986575389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211986576419) 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 as a sum of consecutive naturals, namely, 105993288206 + 105993288207.

It is an arithmetic number, because the mean of its divisors is an integer number (105993288207).

Almost surely, 2^211986576413 is an apocalyptic number.

It is an amenable number.

211986576413 is a deficient number, since it is larger than the sum of its proper divisors (1).

211986576413 is an equidigital number, since it uses as much as digits as its factorization.

211986576413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The spelling of 211986576413 in words is "two hundred eleven billion, nine hundred eighty-six million, five hundred seventy-six thousand, four hundred thirteen".