71366362357 has 2 divisors, whose sum is σ = 71366362358. Its totient is φ = 71366362356.

The previous prime is 71366362349. The next prime is 71366362369. The reversal of 71366362357 is 75326366317.

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., 64903167121 + 6463195236 = 254761^2 + 80394^2 .

It is an emirp because it is prime and its reverse (75326366317) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71366362357 - 2³ = 71366362349 is a prime.

It is a super-3 number, since 3×71366362357³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 71366362357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71366362657) 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 as a sum of consecutive naturals, namely, 35683181178 + 35683181179.

It is an arithmetic number, because the mean of its divisors is an integer number (35683181179).

Almost surely, 2^71366362357 is an apocalyptic number.

It is an amenable number.

71366362357 is a deficient number, since it is larger than the sum of its proper divisors (1).

71366362357 is an equidigital number, since it uses as much as digits as its factorization.

71366362357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 49.

The spelling of 71366362357 in words is "seventy-one billion, three hundred sixty-six million, three hundred sixty-two thousand, three hundred fifty-seven".