711782548349 has 2 divisors, whose sum is σ = 711782548350. Its totient is φ = 711782548348.

The previous prime is 711782548313. The next prime is 711782548363. The reversal of 711782548349 is 943845287117.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439734765625 + 272047782724 = 663125^2 + 521582^2 .

It is a cyclic number.

It is not a de Polignac number, because 711782548349 - 2²⁰ = 711781499773 is a prime.

It is a super-2 number, since 2×711782548349² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (711782548949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355891274174 + 355891274175.

It is an arithmetic number, because the mean of its divisors is an integer number (355891274175).

Almost surely, 2^711782548349 is an apocalyptic number.

It is an amenable number.

711782548349 is a deficient number, since it is larger than the sum of its proper divisors (1).

711782548349 is an equidigital number, since it uses as much as digits as its factorization.

711782548349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13547520, while the sum is 59.

The spelling of 711782548349 in words is "seven hundred eleven billion, seven hundred eighty-two million, five hundred forty-eight thousand, three hundred forty-nine".