683090872689 has 4 divisors (see below), whose sum is σ = 910787830256. Its totient is φ = 455393915124.

The previous prime is 683090872679. The next prime is 683090872729. The reversal of 683090872689 is 986278090386.

683090872689 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 683090872689 - 2¹¹ = 683090870641 is a prime.

It is a super-2 number, since 2×683090872689² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (683090872619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113848478779 + ... + 113848478784.

It is an arithmetic number, because the mean of its divisors is an integer number (227696957564).

Almost surely, 2^683090872689 is an apocalyptic number.

It is an amenable number.

683090872689 is a deficient number, since it is larger than the sum of its proper divisors (227696957567).

683090872689 is a wasteful number, since it uses less digits than its factorization.

683090872689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227696957566.

The product of its (nonzero) digits is 62705664, while the sum is 66.

The spelling of 683090872689 in words is "six hundred eighty-three billion, ninety million, eight hundred seventy-two thousand, six hundred eighty-nine".