2686684840343 has 8 divisors (see below), whose sum is σ = 3070510140288. Its totient is φ = 2302862835384.

The previous prime is 2686684840337. The next prime is 2686684840423. The reversal of 2686684840343 is 3430484866862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2686684840343 - 2¹⁸ = 2686684578199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2686684840043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282580 + ... + 2649222.

It is an arithmetic number, because the mean of its divisors is an integer number (383813767536).

Almost surely, 2^{2686684840343} is an apocalyptic number.

2686684840343 is a deficient number, since it is larger than the sum of its proper divisors (383825299945).

2686684840343 is a wasteful number, since it uses less digits than its factorization.

2686684840343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647493.

The product of its (nonzero) digits is 127401984, while the sum is 62.

The spelling of 2686684840343 in words is "two trillion, six hundred eighty-six billion, six hundred eighty-four million, eight hundred forty thousand, three hundred forty-three".