683409791603 has 8 divisors (see below), whose sum is σ = 852043376640. Its totient is φ = 532527110280.

The previous prime is 683409791569. The next prime is 683409791747. The reversal of 683409791603 is 306197904386.

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

It is not a de Polignac number, because 683409791603 - 2⁶ = 683409791539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (683409791203) 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, 4437725843 + ... + 4437725996.

It is an arithmetic number, because the mean of its divisors is an integer number (106505422080).

Almost surely, 2^683409791603 is an apocalyptic number.

683409791603 is a deficient number, since it is larger than the sum of its proper divisors (168633585037).

683409791603 is a wasteful number, since it uses less digits than its factorization.

683409791603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8875451857.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 683409791603 in words is "six hundred eighty-three billion, four hundred nine million, seven hundred ninety-one thousand, six hundred three".