683371840019 has 4 divisors (see below), whose sum is σ = 745496552760. Its totient is φ = 621247127280.

The previous prime is 683371839949. The next prime is 683371840091. The reversal of 683371840019 is 910048173386.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683371840019 is a prime.

It is a super-2 number, since 2×683371840019² (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 (683371800019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31062356354 + ... + 31062356375.

It is an arithmetic number, because the mean of its divisors is an integer number (186374138190).

Almost surely, 2^683371840019 is an apocalyptic number.

683371840019 is a deficient number, since it is larger than the sum of its proper divisors (62124712741).

683371840019 is a wasteful number, since it uses less digits than its factorization.

683371840019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62124712740.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 683371840019 in words is "six hundred eighty-three billion, three hundred seventy-one million, eight hundred forty thousand, nineteen".