214811796593 has 2 divisors, whose sum is σ = 214811796594. Its totient is φ = 214811796592.

The previous prime is 214811796587. The next prime is 214811796607. The reversal of 214811796593 is 395697118412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147051541729 + 67760254864 = 383473^2 + 260308^2 .

It is a cyclic number.

It is not a de Polignac number, because 214811796593 - 2¹² = 214811792497 is a prime.

It is a super-2 number, since 2×214811796593² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (214811796503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107405898296 + 107405898297.

It is an arithmetic number, because the mean of its divisors is an integer number (107405898297).

Almost surely, 2^214811796593 is an apocalyptic number.

It is an amenable number.

214811796593 is a deficient number, since it is larger than the sum of its proper divisors (1).

214811796593 is an equidigital number, since it uses as much as digits as its factorization.

214811796593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 56.

The spelling of 214811796593 in words is "two hundred fourteen billion, eight hundred eleven million, seven hundred ninety-six thousand, five hundred ninety-three".