682695481347365 has 4 divisors (see below), whose sum is σ = 819234577616844. Its totient is φ = 546156385077888.

The previous prime is 682695481347329. The next prime is 682695481347413. The reversal of 682695481347365 is 563743184596286.

It is a Cunningham number, because it is equal to 26128442²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 245770398368356 + 436925082979009 = 15677066^2 + 20902753^2 .

It is a cyclic number.

It is not a de Polignac number, because 682695481347365 - 2¹⁰ = 682695481346341 is a prime.

It is a super-2 number, since 2×682695481347365² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68269548134732 + ... + 68269548134741.

It is an arithmetic number, because the mean of its divisors is an integer number (204808644404211).

Almost surely, 2^{682695481347365} is an apocalyptic number.

It is an amenable number.

682695481347365 is a deficient number, since it is larger than the sum of its proper divisors (136539096269479).

682695481347365 is a wasteful number, since it uses less digits than its factorization.

682695481347365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136539096269478.

The product of its digits is 6270566400, while the sum is 77.

The spelling of 682695481347365 in words is "six hundred eighty-two trillion, six hundred ninety-five billion, four hundred eighty-one million, three hundred forty-seven thousand, three hundred sixty-five".