683881857859 has 2 divisors, whose sum is σ = 683881857860. Its totient is φ = 683881857858.

The previous prime is 683881857851. The next prime is 683881857863. The reversal of 683881857859 is 958758188386.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 683881857859 - 2³ = 683881857851 is a prime.

It is not a weakly prime, because it can be changed into another prime (683881857851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341940928929 + 341940928930.

It is an arithmetic number, because the mean of its divisors is an integer number (341940928930).

Almost surely, 2^683881857859 is an apocalyptic number.

683881857859 is a deficient number, since it is larger than the sum of its proper divisors (1).

683881857859 is an equidigital number, since it uses as much as digits as its factorization.

683881857859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 928972800, while the sum is 76.

The spelling of 683881857859 in words is "six hundred eighty-three billion, eight hundred eighty-one million, eight hundred fifty-seven thousand, eight hundred fifty-nine".