682809393651841 has 16 divisors (see below), whose sum is σ = 684930051164160. Its totient is φ = 680690550735360.

The previous prime is 682809393651839. The next prime is 682809393651857. The reversal of 682809393651841 is 148156393908286.

It is a cyclic number.

It is not a de Polignac number, because 682809393651841 - 2¹ = 682809393651839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682809393651811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11994023665 + ... + 11994080593.

It is an arithmetic number, because the mean of its divisors is an integer number (42808128197760).

Almost surely, 2^{682809393651841} is an apocalyptic number.

It is an amenable number.

682809393651841 is a deficient number, since it is larger than the sum of its proper divisors (2120657512319).

682809393651841 is a wasteful number, since it uses less digits than its factorization.

682809393651841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72216.

The product of its (nonzero) digits is 537477120, while the sum is 73.

The spelling of 682809393651841 in words is "six hundred eighty-two trillion, eight hundred nine billion, three hundred ninety-three million, six hundred fifty-one thousand, eight hundred forty-one".