213442440061579 has 2 divisors, whose sum is σ = 213442440061580. Its totient is φ = 213442440061578.

The previous prime is 213442440061489. The next prime is 213442440061649. The reversal of 213442440061579 is 975160044244312.

213442440061579 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 is a cyclic number.

It is not a de Polignac number, because 213442440061579 - 2¹¹ = 213442440059531 is a prime.

It is not a weakly prime, because it can be changed into another prime (213442440068579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106721220030789 + 106721220030790.

It is an arithmetic number, because the mean of its divisors is an integer number (106721220030790).

Almost surely, 2^{213442440061579} is an apocalyptic number.

213442440061579 is a deficient number, since it is larger than the sum of its proper divisors (1).

213442440061579 is an equidigital number, since it uses as much as digits as its factorization.

213442440061579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 213442440061579 in words is "two hundred thirteen trillion, four hundred forty-two billion, four hundred forty million, sixty-one thousand, five hundred seventy-nine".